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<div class="header">
  <div class="headertitle"><div class="title">gmock-actions.h</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">// Copyright 2007, Google Inc.</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">// All rights reserved.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">//</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment">// Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment">// modification, are permitted provided that the following conditions are</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment">// met:</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment">//</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment">//     * Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment">// notice, this list of conditions and the following disclaimer.</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment">//     * Redistributions in binary form must reproduce the above</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment">// copyright notice, this list of conditions and the following disclaimer</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment">// in the documentation and/or other materials provided with the</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment">// distribution.</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment">//     * Neither the name of Google Inc. nor the names of its</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment">// contributors may be used to endorse or promote products derived from</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment">// this software without specific prior written permission.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment">//</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment">// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment">// &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="comment">// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="comment">// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="comment">// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment">// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment">// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="comment">// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="comment">// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="comment">// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span><span class="comment">// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="comment">// Google Mock - a framework for writing C++ mock classes.</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span><span class="comment">//</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="comment">// The ACTION* family of macros can be used in a namespace scope to</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="comment">// define custom actions easily.  The syntax:</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="comment">//</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span><span class="comment">//   ACTION(name) { statements; }</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="comment">//</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment">// will define an action with the given name that executes the</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="comment">// statements.  The value returned by the statements will be used as</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="comment">// the return value of the action.  Inside the statements, you can</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="comment">// refer to the K-th (0-based) argument of the mock function by</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="comment">// &#39;argK&#39;, and refer to its type by &#39;argK_type&#39;.  For example:</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="comment">//</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span><span class="comment">//   ACTION(IncrementArg1) {</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="comment">//     arg1_type temp = arg1;</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span><span class="comment">//     return ++(*temp);</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span><span class="comment">//   }</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span><span class="comment">//</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span><span class="comment">// allows you to write</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="comment">//</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="comment">//   ...WillOnce(IncrementArg1());</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="comment">//</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="comment">// You can also refer to the entire argument tuple and its type by</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="comment">// &#39;args&#39; and &#39;args_type&#39;, and refer to the mock function type and its</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="comment">// return type by &#39;function_type&#39; and &#39;return_type&#39;.</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="comment">//</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="comment">// Note that you don&#39;t need to specify the types of the mock function</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="comment">// arguments.  However rest assured that your code is still type-safe:</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="comment">// you&#39;ll get a compiler error if *arg1 doesn&#39;t support the ++</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="comment">// operator, or if the type of ++(*arg1) isn&#39;t compatible with the</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="comment">// mock function&#39;s return type, for example.</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment">//</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="comment">// Sometimes you&#39;ll want to parameterize the action.   For that you can use</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="comment">// another macro:</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span><span class="comment">//</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span><span class="comment">//   ACTION_P(name, param_name) { statements; }</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span><span class="comment">//</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="comment">// For example:</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span><span class="comment">//</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="comment">//   ACTION_P(Add, n) { return arg0 + n; }</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="comment">//</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="comment">// will allow you to write:</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span><span class="comment">//</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span><span class="comment">//   ...WillOnce(Add(5));</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span><span class="comment">//</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span><span class="comment">// Note that you don&#39;t need to provide the type of the parameter</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span><span class="comment">// either.  If you need to reference the type of a parameter named</span></div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span><span class="comment">// &#39;foo&#39;, you can write &#39;foo_type&#39;.  For example, in the body of</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span><span class="comment">// ACTION_P(Add, n) above, you can write &#39;n_type&#39; to refer to the type</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="comment">// of &#39;n&#39;.</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span><span class="comment">//</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span><span class="comment">// We also provide ACTION_P2, ACTION_P3, ..., up to ACTION_P10 to support</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span><span class="comment">// multi-parameter actions.</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span><span class="comment">//</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span><span class="comment">// For the purpose of typing, you can view</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span><span class="comment">//</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span><span class="comment">//   ACTION_Pk(Foo, p1, ..., pk) { ... }</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span><span class="comment">//</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span><span class="comment">// as shorthand for</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="comment">//</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span><span class="comment">//   template &lt;typename p1_type, ..., typename pk_type&gt;</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span><span class="comment">//   FooActionPk&lt;p1_type, ..., pk_type&gt; Foo(p1_type p1, ..., pk_type pk) { ... }</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span><span class="comment">//</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span><span class="comment">// In particular, you can provide the template type arguments</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span><span class="comment">// explicitly when invoking Foo(), as in Foo&lt;long, bool&gt;(5, false);</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="comment">// although usually you can rely on the compiler to infer the types</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span><span class="comment">// for you automatically.  You can assign the result of expression</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span><span class="comment">// Foo(p1, ..., pk) to a variable of type FooActionPk&lt;p1_type, ...,</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span><span class="comment">// pk_type&gt;.  This can be useful when composing actions.</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span><span class="comment">//</span></div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span><span class="comment">// You can also overload actions with different numbers of parameters:</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span><span class="comment">//</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span><span class="comment">//   ACTION_P(Plus, a) { ... }</span></div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span><span class="comment">//   ACTION_P2(Plus, a, b) { ... }</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span><span class="comment">//</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span><span class="comment">// While it&#39;s tempting to always use the ACTION* macros when defining</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span><span class="comment">// a new action, you should also consider implementing ActionInterface</span></div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span><span class="comment">// or using MakePolymorphicAction() instead, especially if you need to</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span><span class="comment">// use the action a lot.  While these approaches require more work,</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span><span class="comment">// they give you more control on the types of the mock function</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span><span class="comment">// arguments and the action parameters, which in general leads to</span></div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span><span class="comment">// better compiler error messages that pay off in the long run.  They</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span><span class="comment">// also allow overloading actions based on parameter types (as opposed</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span><span class="comment">// to just based on the number of parameters).</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span><span class="comment">//</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span><span class="comment">// CAVEAT:</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span><span class="comment">//</span></div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span><span class="comment">// ACTION*() can only be used in a namespace scope as templates cannot be</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span><span class="comment">// declared inside of a local class.</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span><span class="comment">// Users can, however, define any local functors (e.g. a lambda) that</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span><span class="comment">// can be used as actions.</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span><span class="comment">//</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="comment">// MORE INFORMATION:</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span><span class="comment">//</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="comment">// To learn more about using these macros, please search for &#39;ACTION&#39; on</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span><span class="comment">// https://github.com/google/googletest/blob/main/docs/gmock_cook_book.md</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span><span class="comment">// IWYU pragma: private, include &quot;gmock/gmock.h&quot;</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span><span class="comment">// IWYU pragma: friend gmock/.*</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span><span class="preprocessor">#ifndef GOOGLEMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span><span class="preprocessor">#define GOOGLEMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span> </div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span><span class="preprocessor">#ifndef _WIN32_WCE</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span><span class="preprocessor">#include &lt;errno.h&gt;</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span><span class="preprocessor">#include &lt;algorithm&gt;</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span><span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span><span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span><span class="preprocessor">#include &lt;tuple&gt;</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span><span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span><span class="preprocessor">#include &quot;gmock/internal/gmock-internal-utils.h&quot;</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span><span class="preprocessor">#include &quot;gmock/internal/gmock-port.h&quot;</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span><span class="preprocessor">#include &quot;gmock/internal/gmock-pp.h&quot;</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span><span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="preprocessor">#pragma warning(push)</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span><span class="preprocessor">#pragma warning(disable : 4100)</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span><span class="keyword">namespace </span>testing {</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span><span class="comment">// To implement an action Foo, define:</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span><span class="comment">//   1. a class FooAction that implements the ActionInterface interface, and</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span><span class="comment">//   2. a factory function that creates an Action object from a</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span><span class="comment">//      const FooAction*.</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span><span class="comment">//</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span><span class="comment">// The two-level delegation design follows that of Matcher, providing</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span><span class="comment">// consistency for extension developers.  It also eases ownership</span></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span><span class="comment">// management as Action objects can now be copied like plain values.</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span><span class="comment">// BuiltInDefaultValueGetter&lt;T, true&gt;::Get() returns a</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span><span class="comment">// default-constructed T value.  BuiltInDefaultValueGetter&lt;T,</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span><span class="comment">// false&gt;::Get() crashes with an error.</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span><span class="comment">//</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span><span class="comment">// This primary template is used when kDefaultConstructible is true.</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keywordtype">bool</span> kDefaultConstructible&gt;</div>
<div class="foldopen" id="foldopen00173" data-start="{" data-end="};">
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_built_in_default_value_getter.html">  173</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_built_in_default_value_getter.html">BuiltInDefaultValueGetter</a> {</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span>  <span class="keyword">static</span> T Get() { <span class="keywordflow">return</span> T(); }</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span>};</div>
</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00177" data-start="{" data-end="};">
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_built_in_default_value_getter_3_01_t_00_01false_01_4.html">  177</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_built_in_default_value_getter.html">BuiltInDefaultValueGetter</a>&lt;T, false&gt; {</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span>  <span class="keyword">static</span> T Get() {</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span>    Assert(<span class="keyword">false</span>, __FILE__, __LINE__,</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span>           <span class="stringliteral">&quot;Default action undefined for the function return type.&quot;</span>);</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno">  181</span>    <span class="keywordflow">return</span> internal::Invalid&lt;T&gt;();</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span>    <span class="comment">// The above statement will never be reached, but is required in</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span>    <span class="comment">// order for this function to compile.</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span>  }</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span>};</div>
</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span> </div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span><span class="comment">// BuiltInDefaultValue&lt;T&gt;::Get() returns the &quot;built-in&quot; default value</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span><span class="comment">// for type T, which is NULL when T is a raw pointer type, 0 when T is</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span><span class="comment">// a numeric type, false when T is bool, or &quot;&quot; when T is string or</span></div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span><span class="comment">// std::string.  In addition, in C++11 and above, it turns a</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span><span class="comment">// default-constructed T value if T is default constructible.  For any</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span><span class="comment">// other type T, the built-in default T value is undefined, and the</span></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span><span class="comment">// function will abort the process.</span></div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00195" data-start="{" data-end="};">
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"><a class="line" href="classtesting_1_1_built_in_default_value.html">  195</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_built_in_default_value.html">BuiltInDefaultValue</a> {</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span>  <span class="comment">// This function returns true if and only if type T has a built-in default</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span>  <span class="comment">// value.</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() { return ::std::is_default_constructible&lt;T&gt;::value; }</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span> </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span>  <span class="keyword">static</span> T Get() {</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span>    <span class="keywordflow">return</span> BuiltInDefaultValueGetter&lt;</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>        T, ::std::is_default_constructible&lt;T&gt;::value&gt;::Get();</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span>  }</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>};</div>
</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span> </div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span><span class="comment">// This partial specialization says that we use the same built-in</span></div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span><span class="comment">// default value for T and const T.</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00210" data-start="{" data-end="};">
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_built_in_default_value_3_01const_01_t_01_4.html">  210</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_built_in_default_value.html">BuiltInDefaultValue</a>&lt;const T&gt; {</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() { <span class="keywordflow">return</span> BuiltInDefaultValue&lt;T&gt;::Exists(); }</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span>  <span class="keyword">static</span> T Get() { <span class="keywordflow">return</span> BuiltInDefaultValue&lt;T&gt;::Get(); }</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>};</div>
</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span><span class="comment">// This partial specialization defines the default values for pointer</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span><span class="comment">// types.</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00219" data-start="{" data-end="};">
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_built_in_default_value_3_01_t_01_5_01_4.html">  219</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_built_in_default_value.html">BuiltInDefaultValue</a>&lt;T*&gt; {</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno">  221</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() { <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span>  <span class="keyword">static</span> T* Get() { <span class="keywordflow">return</span> <span class="keyword">nullptr</span>; }</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span>};</div>
</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span> </div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span><span class="comment">// The following specializations define the default values for</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span><span class="comment">// specific types we care about.</span></div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span><span class="preprocessor">#define GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(type, value) \</span></div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span><span class="preprocessor">  template &lt;&gt;                                                     \</span></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span><span class="preprocessor">  class BuiltInDefaultValue&lt;type&gt; {                               \</span></div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span><span class="preprocessor">   public:                                                        \</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span><span class="preprocessor">    static bool Exists() { return true; }                         \</span></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span><span class="preprocessor">    static type Get() { return value; }                           \</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span><span class="preprocessor">  }</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">void</span>, );  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(::std::string, <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">bool</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>, <span class="charliteral">&#39;\0&#39;</span>);</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">signed</span> <span class="keywordtype">char</span>, <span class="charliteral">&#39;\0&#39;</span>);</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">char</span>, <span class="charliteral">&#39;\0&#39;</span>);</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span> </div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span><span class="comment">// There&#39;s no need for a default action for signed wchar_t, as that</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span><span class="comment">// type is the same as wchar_t for gcc, and invalid for MSVC.</span></div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span><span class="comment">//</span></div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span><span class="comment">// There&#39;s also no need for a default action for unsigned wchar_t, as</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span><span class="comment">// that type is the same as unsigned int for gcc, and invalid for</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span><span class="comment">// MSVC.</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span><span class="preprocessor">#if GMOCK_WCHAR_T_IS_NATIVE_</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">wchar_t</span>, 0U);  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span> </div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span>, 0U);  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">signed</span> <span class="keywordtype">short</span>, 0);     <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>, 0U);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">signed</span> <span class="keywordtype">int</span>, 0);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>, 0UL);     <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno">  257</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">signed</span> <span class="keywordtype">long</span>, 0L);        <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>, 0);  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">signed</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>, 0);    <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">float</span>, 0);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span>GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_(<span class="keywordtype">double</span>, 0);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno">  262</span> </div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span><span class="preprocessor">#undef GMOCK_DEFINE_DEFAULT_ACTION_FOR_RETURN_TYPE_</span></div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span> </div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span><span class="comment">// Partial implementations of metaprogramming types from the standard library</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno">  266</span><span class="comment">// not available in C++11.</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span> </div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> P&gt;</div>
<div class="foldopen" id="foldopen00269" data-start="{" data-end="};">
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1negation.html">  269</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">negation</a></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span>    <span class="comment">// NOLINTNEXTLINE</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span>    : std::integral_constant&lt;bool, bool(!P::value)&gt; {};</div>
</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span> </div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span><span class="comment">// Base case: with zero predicates the answer is always true.</span></div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>...&gt;</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1conjunction.html">  275</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">conjunction</a> : std::true_type {};</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span><span class="comment">// With a single predicate, the answer is that predicate.</span></div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> P1&gt;</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1conjunction_3_01_p1_01_4.html">  279</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">conjunction&lt;P1&gt;</a> : P1 {};</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span> </div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span><span class="comment">// With multiple predicates the answer is the first predicate if that is false,</span></div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span><span class="comment">// and we recurse otherwise.</span></div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> P1, <span class="keyword">typename</span>... Ps&gt;</div>
<div class="foldopen" id="foldopen00284" data-start="{" data-end="};">
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1conjunction_3_01_p1_00_01_ps_8_8_8_01_4.html">  284</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">conjunction</a>&lt;P1, Ps...&gt;</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span>    : std::conditional&lt;bool(P1::value), conjunction&lt;Ps...&gt;, P1&gt;::type {};</div>
</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>...&gt;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1disjunction.html">  288</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1disjunction.html">disjunction</a> : std::false_type {};</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span> </div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno">  290</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> P1&gt;</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1disjunction_3_01_p1_01_4.html">  291</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1disjunction.html">disjunction&lt;P1&gt;</a> : P1 {};</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span> </div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> P1, <span class="keyword">typename</span>... Ps&gt;</div>
<div class="foldopen" id="foldopen00294" data-start="{" data-end="};">
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1disjunction_3_01_p1_00_01_ps_8_8_8_01_4.html">  294</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1disjunction.html">disjunction</a>&lt;P1, Ps...&gt;</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span>    <span class="comment">// NOLINTNEXTLINE</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span>    : std::conditional&lt;!bool(P1::value), disjunction&lt;Ps...&gt;, P1&gt;::type {};</div>
</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span> </div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>...&gt;</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span><span class="keyword">using </span>void_t = void;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span><span class="comment">// Detects whether an expression of type `From` can be implicitly converted to</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span><span class="comment">// `To` according to [conv]. In C++17, [conv]/3 defines this as follows:</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span><span class="comment">//</span></div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno">  304</span><span class="comment">//     An expression e can be implicitly converted to a type T if and only if</span></div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno">  305</span><span class="comment">//     the declaration T t=e; is well-formed, for some invented temporary</span></div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno">  306</span><span class="comment">//     variable t ([dcl.init]).</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno">  307</span><span class="comment">//</span></div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno">  308</span><span class="comment">// [conv]/2 implies we can use function argument passing to detect whether this</span></div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno">  309</span><span class="comment">// initialization is valid.</span></div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno">  310</span><span class="comment">//</span></div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno">  311</span><span class="comment">// Note that this is distinct from is_convertible, which requires this be valid:</span></div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno">  312</span><span class="comment">//</span></div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno">  313</span><span class="comment">//     To test() {</span></div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno">  314</span><span class="comment">//       return declval&lt;From&gt;();</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno">  315</span><span class="comment">//     }</span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno">  316</span><span class="comment">//</span></div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno">  317</span><span class="comment">// In particular, is_convertible doesn&#39;t give the correct answer when `To` and</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno">  318</span><span class="comment">// `From` are the same non-moveable type since `declval&lt;From&gt;` will be an rvalue</span></div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno">  319</span><span class="comment">// reference, defeating the guaranteed copy elision that would otherwise make</span></div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno">  320</span><span class="comment">// this function work.</span></div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno">  321</span><span class="comment">//</span></div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno">  322</span><span class="comment">// REQUIRES: `From` is not cv void.</span></div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno">  323</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> From, <span class="keyword">typename</span> To&gt;</div>
<div class="foldopen" id="foldopen00324" data-start="{" data-end="};">
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1is__implicitly__convertible.html">  324</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1is__implicitly__convertible.html">is_implicitly_convertible</a> {</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno">  325</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno">  326</span>  <span class="comment">// A function that accepts a parameter of type T. This can be called with type</span></div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno">  327</span>  <span class="comment">// U successfully only if U is implicitly convertible to T.</span></div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno">  328</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno">  329</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Accept(T);</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno">  330</span> </div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno">  331</span>  <span class="comment">// A function that creates a value of type T.</span></div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno">  332</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno">  333</span>  <span class="keyword">static</span> T Make();</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno">  334</span> </div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno">  335</span>  <span class="comment">// An overload be selected when implicit conversion from T to To is possible.</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno">  336</span>  template &lt;typename T, typename = decltype(Accept&lt;To&gt;(Make&lt;T&gt;()))&gt;</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno">  337</span>  <span class="keyword">static</span> std::true_type TestImplicitConversion(<span class="keywordtype">int</span>);</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno">  338</span> </div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno">  339</span>  <span class="comment">// A fallback overload selected in all other cases.</span></div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno">  340</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno">  341</span>  <span class="keyword">static</span> std::false_type TestImplicitConversion(...);</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno">  342</span> </div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno">  343</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno">  344</span>  <span class="keyword">using </span>type = <span class="keyword">decltype</span>(TestImplicitConversion&lt;From&gt;(0));</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno">  345</span>  <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span> value = type::value;</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno">  346</span>};</div>
</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno">  347</span> </div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno">  348</span><span class="comment">// Like std::invoke_result_t from C++17, but works only for objects with call</span></div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno">  349</span><span class="comment">// operators (not e.g. member function pointers, which we don&#39;t need specific</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span><span class="comment">// support for in OnceAction because std::function deals with them).</span></div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span><span class="keyword">using </span>call_result_t = <span class="keyword">decltype</span>(std::declval&lt;F&gt;()(std::declval&lt;Args&gt;()...));</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span> </div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Void, <span class="keyword">typename</span> R, <span class="keyword">typename</span> F, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1is__callable__r__impl.html">  355</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1is__callable__r__impl.html">is_callable_r_impl</a> : std::false_type {};</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span> </div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno">  357</span><span class="comment">// Specialize the struct for those template arguments where call_result_t is</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno">  358</span><span class="comment">// well-formed. When it&#39;s not, the generic template above is chosen, resulting</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno">  359</span><span class="comment">// in std::false_type.</span></div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno">  360</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span> F, <span class="keyword">typename</span>... Args&gt;</div>
<div class="foldopen" id="foldopen00361" data-start="{" data-end="};">
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1is__callable__r__impl_3_01void__t_3_01call__result__t_3_01_f_00_01_15f04c251b05f7c651a5667e6d0fcb39.html">  361</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1is__callable__r__impl.html">is_callable_r_impl</a>&lt;void_t&lt;call_result_t&lt;F, Args...&gt;&gt;, R, F, Args...&gt;</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno">  362</span>    : std::conditional&lt;</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno">  363</span>          std::is_void&lt;R&gt;::value,  <span class="comment">//</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno">  364</span>          std::true_type,          <span class="comment">//</span></div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno">  365</span>          is_implicitly_convertible&lt;call_result_t&lt;F, Args...&gt;, R&gt;&gt;::type {};</div>
</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno">  366</span> </div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno">  367</span><span class="comment">// Like std::is_invocable_r from C++17, but works only for objects with call</span></div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno">  368</span><span class="comment">// operators. See the note on call_result_t.</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno">  369</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span> F, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno">  370</span><span class="keyword">using </span>is_callable_r = <a class="code hl_struct" href="structtesting_1_1internal_1_1is__callable__r__impl.html">is_callable_r_impl</a>&lt;void, R, F, Args...&gt;;</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno">  371</span> </div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno">  372</span><span class="comment">// Like std::as_const from C++17.</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno">  373</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno">  374</span><span class="keyword">typename</span> std::add_const&lt;T&gt;::type&amp; as_const(T&amp; t) {</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno">  375</span>  <span class="keywordflow">return</span> t;</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno">  376</span>}</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno">  377</span> </div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno">  378</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno">  379</span> </div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno">  380</span><span class="comment">// Specialized for function types below.</span></div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno">  381</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"><a class="line" href="classtesting_1_1_once_action.html">  382</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>;</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno">  383</span> </div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno">  384</span><span class="comment">// An action that can only be used once.</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno">  385</span><span class="comment">//</span></div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno">  386</span><span class="comment">// This is accepted by WillOnce, which doesn&#39;t require the underlying action to</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno">  387</span><span class="comment">// be copy-constructible (only move-constructible), and promises to invoke it as</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno">  388</span><span class="comment">// an rvalue reference. This allows the action to work with move-only types like</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno">  389</span><span class="comment">// std::move_only_function in a type-safe manner.</span></div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno">  390</span><span class="comment">//</span></div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno">  391</span><span class="comment">// For example:</span></div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno">  392</span><span class="comment">//</span></div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno">  393</span><span class="comment">//     // Assume we have some API that needs to accept a unique pointer to some</span></div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno">  394</span><span class="comment">//     // non-copyable object Foo.</span></div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno">  395</span><span class="comment">//     void AcceptUniquePointer(std::unique_ptr&lt;Foo&gt; foo);</span></div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno">  396</span><span class="comment">//</span></div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno">  397</span><span class="comment">//     // We can define an action that provides a Foo to that API. Because It</span></div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno">  398</span><span class="comment">//     // has to give away its unique pointer, it must not be called more than</span></div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno">  399</span><span class="comment">//     // once, so its call operator is &amp;&amp;-qualified.</span></div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno">  400</span><span class="comment">//     struct ProvideFoo {</span></div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno">  401</span><span class="comment">//       std::unique_ptr&lt;Foo&gt; foo;</span></div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno">  402</span><span class="comment">//</span></div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno">  403</span><span class="comment">//       void operator()() &amp;&amp; {</span></div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno">  404</span><span class="comment">//         AcceptUniquePointer(std::move(Foo));</span></div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno">  405</span><span class="comment">//       }</span></div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno">  406</span><span class="comment">//     };</span></div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno">  407</span><span class="comment">//</span></div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno">  408</span><span class="comment">//     // This action can be used with WillOnce.</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno">  409</span><span class="comment">//     EXPECT_CALL(mock, Call)</span></div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno">  410</span><span class="comment">//         .WillOnce(ProvideFoo{std::make_unique&lt;Foo&gt;(...)});</span></div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno">  411</span><span class="comment">//</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno">  412</span><span class="comment">//     // But a call to WillRepeatedly will fail to compile. This is correct,</span></div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno">  413</span><span class="comment">//     // since the action cannot correctly be used repeatedly.</span></div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno">  414</span><span class="comment">//     EXPECT_CALL(mock, Call)</span></div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno">  415</span><span class="comment">//         .WillRepeatedly(ProvideFoo{std::make_unique&lt;Foo&gt;(...)});</span></div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno">  416</span><span class="comment">//</span></div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno">  417</span><span class="comment">// A less-contrived example would be an action that returns an arbitrary type,</span></div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno">  418</span><span class="comment">// whose &amp;&amp;-qualified call operator is capable of dealing with move-only types.</span></div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno">  419</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Result, <span class="keyword">typename</span>... Args&gt;</div>
<div class="foldopen" id="foldopen00420" data-start="{" data-end="};">
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"><a class="line" href="classtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4.html">  420</a></span><span class="keyword">class </span>OnceAction&lt;Result(Args...)&gt; final {</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno">  421</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno">  422</span>  <span class="comment">// True iff we can use the given callable type (or lvalue reference) directly</span></div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno">  423</span>  <span class="comment">// via StdFunctionAdaptor.</span></div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno">  424</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable&gt;</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno">  425</span>  <span class="keyword">using </span>IsDirectlyCompatible = <a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">internal::conjunction</a>&lt;</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno">  426</span>      <span class="comment">// It must be possible to capture the callable in StdFunctionAdaptor.</span></div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span>      std::is_constructible&lt;typename std::decay&lt;Callable&gt;::type, Callable&gt;,</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span>      <span class="comment">// The callable must be compatible with our signature.</span></div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span>      internal::is_callable_r&lt;Result, typename std::decay&lt;Callable&gt;::type,</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span>                              Args...&gt;&gt;;</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno">  431</span> </div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span>  <span class="comment">// True iff we can use the given callable type via StdFunctionAdaptor once we</span></div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno">  433</span>  <span class="comment">// ignore incoming arguments.</span></div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno">  434</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable&gt;</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno">  435</span>  <span class="keyword">using </span>IsCompatibleAfterIgnoringArguments = <a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">internal::conjunction</a>&lt;</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno">  436</span>      <span class="comment">// It must be possible to capture the callable in a lambda.</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno">  437</span>      std::is_constructible&lt;typename std::decay&lt;Callable&gt;::type, Callable&gt;,</div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno">  438</span>      <span class="comment">// The callable must be invocable with zero arguments, returning something</span></div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno">  439</span>      <span class="comment">// convertible to Result.</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno">  440</span>      internal::is_callable_r&lt;Result, typename std::decay&lt;Callable&gt;::type&gt;&gt;;</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno">  441</span> </div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno">  442</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno">  443</span>  <span class="comment">// Construct from a callable that is directly compatible with our mocked</span></div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno">  444</span>  <span class="comment">// signature: it accepts our function type&#39;s arguments and returns something</span></div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno">  445</span>  <span class="comment">// convertible to our result type.</span></div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno">  446</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable,</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno">  447</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno">  448</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">internal::conjunction</a>&lt;</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno">  449</span>                    <span class="comment">// Teach clang on macOS that we&#39;re not talking about a</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno">  450</span>                    <span class="comment">// copy/move constructor here. Otherwise it gets confused</span></div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno">  451</span>                    <span class="comment">// when checking the is_constructible requirement of our</span></div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno">  452</span>                    <span class="comment">// traits above.</span></div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno">  453</span>                    <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">internal::negation</a>&lt;std::is_same&lt;</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno">  454</span>                        OnceAction, <span class="keyword">typename</span> std::decay&lt;Callable&gt;::type&gt;&gt;,</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno">  455</span>                    IsDirectlyCompatible&lt;Callable&gt;&gt;  <span class="comment">//</span></div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno">  456</span>                ::value,</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno">  457</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno">  458</span>  OnceAction(Callable&amp;&amp; callable)  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno">  459</span>      : function_(StdFunctionAdaptor&lt;<span class="keyword">typename</span> std::decay&lt;Callable&gt;::type&gt;(</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno">  460</span>            {}, std::forward&lt;Callable&gt;(callable))) {}</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno">  461</span> </div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno">  462</span>  <span class="comment">// As above, but for a callable that ignores the mocked function&#39;s arguments.</span></div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno">  463</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable,</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno">  464</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno">  465</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">internal::conjunction</a>&lt;</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno">  466</span>                    <span class="comment">// Teach clang on macOS that we&#39;re not talking about a</span></div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno">  467</span>                    <span class="comment">// copy/move constructor here. Otherwise it gets confused</span></div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno">  468</span>                    <span class="comment">// when checking the is_constructible requirement of our</span></div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno">  469</span>                    <span class="comment">// traits above.</span></div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno">  470</span>                    <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">internal::negation</a>&lt;std::is_same&lt;</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno">  471</span>                        OnceAction, <span class="keyword">typename</span> std::decay&lt;Callable&gt;::type&gt;&gt;,</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno">  472</span>                    <span class="comment">// Exclude callables for which the overload above works.</span></div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno">  473</span>                    <span class="comment">// We&#39;d rather provide the arguments if possible.</span></div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno">  474</span>                    <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">internal::negation&lt;IsDirectlyCompatible&lt;Callable&gt;</a>&gt;,</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno">  475</span>                    IsCompatibleAfterIgnoringArguments&lt;Callable&gt;&gt;::value,</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno">  476</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno">  477</span>  OnceAction(Callable&amp;&amp; callable)  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno">  478</span>                                   <span class="comment">// Call the constructor above with a callable</span></div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno">  479</span>                                   <span class="comment">// that ignores the input arguments.</span></div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno">  480</span>      : OnceAction(IgnoreIncomingArguments&lt;<span class="keyword">typename</span> std::decay&lt;Callable&gt;::type&gt;{</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno">  481</span>            std::forward&lt;Callable&gt;(callable)}) {}</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno">  482</span> </div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno">  483</span>  <span class="comment">// We are naturally copyable because we store only an std::function, but</span></div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno">  484</span>  <span class="comment">// semantically we should not be copyable.</span></div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno">  485</span>  OnceAction(<span class="keyword">const</span> OnceAction&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno">  486</span>  OnceAction&amp; operator=(<span class="keyword">const</span> OnceAction&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno">  487</span>  OnceAction(OnceAction&amp;&amp;) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno">  488</span> </div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno">  489</span>  <span class="comment">// Invoke the underlying action callable with which we were constructed,</span></div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno">  490</span>  <span class="comment">// handing it the supplied arguments.</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno">  491</span>  Result Call(Args... args) &amp;&amp; {</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno">  492</span>    <span class="keywordflow">return</span> function_(std::forward&lt;Args&gt;(args)...);</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno">  493</span>  }</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno">  494</span> </div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno">  495</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno">  496</span>  <span class="comment">// An adaptor that wraps a callable that is compatible with our signature and</span></div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno">  497</span>  <span class="comment">// being invoked as an rvalue reference so that it can be used as an</span></div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno">  498</span>  <span class="comment">// StdFunctionAdaptor. This throws away type safety, but that&#39;s fine because</span></div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno">  499</span>  <span class="comment">// this is only used by WillOnce, which we know calls at most once.</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno">  500</span>  <span class="comment">//</span></div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno">  501</span>  <span class="comment">// Once we have something like std::move_only_function from C++23, we can do</span></div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno">  502</span>  <span class="comment">// away with this.</span></div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno">  503</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable&gt;</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno">  504</span>  <span class="keyword">class </span>StdFunctionAdaptor final {</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno">  505</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno">  506</span>    <span class="comment">// A tag indicating that the (otherwise universal) constructor is accepting</span></div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno">  507</span>    <span class="comment">// the callable itself, instead of e.g. stealing calls for the move</span></div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno">  508</span>    <span class="comment">// constructor.</span></div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"><a class="line" href="structtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4_1_1_std_function_adaptor_1_1_callable_tag.html">  509</a></span>    <span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4_1_1_std_function_adaptor_1_1_callable_tag.html">CallableTag</a> final {};</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno">  510</span> </div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno">  511</span>    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno">  512</span>    <span class="keyword">explicit</span> StdFunctionAdaptor(<a class="code hl_struct" href="structtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4_1_1_std_function_adaptor_1_1_callable_tag.html">CallableTag</a>, F&amp;&amp; callable)</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno">  513</span>        : callable_(std::make_shared&lt;Callable&gt;(std::forward&lt;F&gt;(callable))) {}</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno">  514</span> </div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno">  515</span>    <span class="comment">// Rather than explicitly returning Result, we return whatever the wrapped</span></div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno">  516</span>    <span class="comment">// callable returns. This allows for compatibility with existing uses like</span></div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno">  517</span>    <span class="comment">// the following, when the mocked function returns void:</span></div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno">  518</span>    <span class="comment">//</span></div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno">  519</span>    <span class="comment">//     EXPECT_CALL(mock_fn_, Call)</span></div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno">  520</span>    <span class="comment">//         .WillOnce([&amp;] {</span></div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno">  521</span>    <span class="comment">//            [...]</span></div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno">  522</span>    <span class="comment">//            return 0;</span></div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno">  523</span>    <span class="comment">//         });</span></div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno">  524</span>    <span class="comment">//</span></div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno">  525</span>    <span class="comment">// Such a callable can be turned into std::function&lt;void()&gt;. If we use an</span></div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno">  526</span>    <span class="comment">// explicit return type of Result here then it *doesn&#39;t* work with</span></div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno">  527</span>    <span class="comment">// std::function, because we&#39;ll get a &quot;void function should not return a</span></div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno">  528</span>    <span class="comment">// value&quot; error.</span></div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno">  529</span>    <span class="comment">//</span></div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno">  530</span>    <span class="comment">// We need not worry about incompatible result types because the SFINAE on</span></div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno">  531</span>    <span class="comment">// OnceAction already checks this for us. std::is_invocable_r_v itself makes</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno">  532</span>    <span class="comment">// the same allowance for void result types.</span></div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno">  533</span>    <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... ArgRefs&gt;</div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno">  534</span>    internal::call_result_t&lt;Callable, ArgRefs...&gt; operator()(</div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno">  535</span>        ArgRefs&amp;&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno">  536</span>      <span class="keywordflow">return</span> std::move(*callable_)(std::forward&lt;ArgRefs&gt;(args)...);</div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno">  537</span>    }</div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno">  538</span> </div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno">  539</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno">  540</span>    <span class="comment">// We must put the callable on the heap so that we are copyable, which</span></div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno">  541</span>    <span class="comment">// std::function needs.</span></div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno">  542</span>    std::shared_ptr&lt;Callable&gt; callable_;</div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno">  543</span>  };</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno">  544</span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno">  545</span>  <span class="comment">// An adaptor that makes a callable that accepts zero arguments callable with</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno">  546</span>  <span class="comment">// our mocked arguments.</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno">  547</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Callable&gt;</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno">  548</span>  <span class="keyword">struct </span>IgnoreIncomingArguments {</div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno">  549</span>    internal::call_result_t&lt;Callable&gt; operator()(Args&amp;&amp;...) {</div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno">  550</span>      <span class="keywordflow">return</span> std::move(callable)();</div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno">  551</span>    }</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno">  552</span> </div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno">  553</span>    Callable callable;</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno">  554</span>  };</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno">  555</span> </div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno">  556</span>  std::function&lt;Result(Args...)&gt; function_;</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno">  557</span>};</div>
</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno">  558</span> </div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno">  559</span><span class="comment">// When an unexpected function call is encountered, Google Mock will</span></div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno">  560</span><span class="comment">// let it return a default value if the user has specified one for its</span></div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno">  561</span><span class="comment">// return type, or if the return type has a built-in default value;</span></div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno">  562</span><span class="comment">// otherwise Google Mock won&#39;t know what value to return and will have</span></div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno">  563</span><span class="comment">// to abort the process.</span></div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno">  564</span><span class="comment">//</span></div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno">  565</span><span class="comment">// The DefaultValue&lt;T&gt; class allows a user to specify the</span></div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno">  566</span><span class="comment">// default value for a type T that is both copyable and publicly</span></div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno">  567</span><span class="comment">// destructible (i.e. anything that can be used as a function return</span></div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno">  568</span><span class="comment">// type).  The usage is:</span></div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno">  569</span><span class="comment">//</span></div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno">  570</span><span class="comment">//   // Sets the default value for type T to be foo.</span></div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno">  571</span><span class="comment">//   DefaultValue&lt;T&gt;::Set(foo);</span></div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno">  572</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00573" data-start="{" data-end="};">
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"><a class="line" href="classtesting_1_1_default_value.html">  573</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_default_value.html">DefaultValue</a> {</div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno">  574</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno">  575</span>  <span class="comment">// Sets the default value for type T; requires T to be</span></div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno">  576</span>  <span class="comment">// copy-constructable and have a public destructor.</span></div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno">  577</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Set(T x) {</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno">  578</span>    <span class="keyword">delete</span> producer_;</div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno">  579</span>    producer_ = <span class="keyword">new</span> FixedValueProducer(x);</div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno">  580</span>  }</div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno">  581</span> </div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno">  582</span>  <span class="comment">// Provides a factory function to be called to generate the default value.</span></div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno">  583</span>  <span class="comment">// This method can be used even if T is only move-constructible, but it is not</span></div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno">  584</span>  <span class="comment">// limited to that case.</span></div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno">  585</span>  <span class="keyword">typedef</span> T (*FactoryFunction)();</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno">  586</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> SetFactory(FactoryFunction factory) {</div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno">  587</span>    <span class="keyword">delete</span> producer_;</div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno">  588</span>    producer_ = <span class="keyword">new</span> FactoryValueProducer(factory);</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno">  589</span>  }</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno">  590</span> </div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno">  591</span>  <span class="comment">// Unsets the default value for type T.</span></div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno">  592</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Clear() {</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno">  593</span>    <span class="keyword">delete</span> producer_;</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno">  594</span>    producer_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno">  595</span>  }</div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno">  596</span> </div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno">  597</span>  <span class="comment">// Returns true if and only if the user has set the default value for type T.</span></div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno">  598</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> IsSet() { <span class="keywordflow">return</span> producer_ != <span class="keyword">nullptr</span>; }</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno">  599</span> </div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno">  600</span>  <span class="comment">// Returns true if T has a default return value set by the user or there</span></div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno">  601</span>  <span class="comment">// exists a built-in default value.</span></div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno">  602</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() {</div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno">  603</span>    <span class="keywordflow">return</span> IsSet() || internal::BuiltInDefaultValue&lt;T&gt;::Exists();</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno">  604</span>  }</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno">  605</span> </div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno">  606</span>  <span class="comment">// Returns the default value for type T if the user has set one;</span></div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno">  607</span>  <span class="comment">// otherwise returns the built-in default value. Requires that Exists()</span></div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno">  608</span>  <span class="comment">// is true, which ensures that the return value is well-defined.</span></div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno">  609</span>  <span class="keyword">static</span> T Get() {</div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno">  610</span>    <span class="keywordflow">return</span> producer_ == <span class="keyword">nullptr</span> ? internal::BuiltInDefaultValue&lt;T&gt;::Get()</div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno">  611</span>                                : producer_-&gt;Produce();</div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno">  612</span>  }</div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno">  613</span> </div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno">  614</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno">  615</span>  <span class="keyword">class </span>ValueProducer {</div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno">  616</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno">  617</span>    <span class="keyword">virtual</span> ~ValueProducer() {}</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno">  618</span>    <span class="keyword">virtual</span> T Produce() = 0;</div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno">  619</span>  };</div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno">  620</span> </div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno">  621</span>  <span class="keyword">class </span>FixedValueProducer : <span class="keyword">public</span> ValueProducer {</div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno">  622</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno">  623</span>    <span class="keyword">explicit</span> FixedValueProducer(T value) : value_(value) {}</div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno">  624</span>    T Produce()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> value_; }</div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno">  625</span> </div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno">  626</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno">  627</span>    <span class="keyword">const</span> T value_;</div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno">  628</span>    FixedValueProducer(<span class="keyword">const</span> FixedValueProducer&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno">  629</span>    FixedValueProducer&amp; operator=(<span class="keyword">const</span> FixedValueProducer&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno">  630</span>  };</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno">  631</span> </div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno">  632</span>  <span class="keyword">class </span>FactoryValueProducer : <span class="keyword">public</span> ValueProducer {</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno">  633</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno">  634</span>    <span class="keyword">explicit</span> FactoryValueProducer(FactoryFunction factory)</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno">  635</span>        : factory_(factory) {}</div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno">  636</span>    T Produce()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> factory_(); }</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno">  637</span> </div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno">  638</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno">  639</span>    <span class="keyword">const</span> FactoryFunction factory_;</div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno">  640</span>    FactoryValueProducer(<span class="keyword">const</span> FactoryValueProducer&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno">  641</span>    FactoryValueProducer&amp; operator=(<span class="keyword">const</span> FactoryValueProducer&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno">  642</span>  };</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno">  643</span> </div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno">  644</span>  <span class="keyword">static</span> ValueProducer* producer_;</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno">  645</span>};</div>
</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno">  646</span> </div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno">  647</span><span class="comment">// This partial specialization allows a user to set default values for</span></div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno">  648</span><span class="comment">// reference types.</span></div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno">  649</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00650" data-start="{" data-end="};">
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"><a class="line" href="classtesting_1_1_default_value_3_01_t_01_6_01_4.html">  650</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_default_value.html">DefaultValue</a>&lt;T&amp;&gt; {</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno">  651</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno">  652</span>  <span class="comment">// Sets the default value for type T&amp;.</span></div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno">  653</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Set(T&amp; x) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno">  654</span>    address_ = &amp;x;</div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno">  655</span>  }</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno">  656</span> </div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno">  657</span>  <span class="comment">// Unsets the default value for type T&amp;.</span></div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno">  658</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Clear() { address_ = <span class="keyword">nullptr</span>; }</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno">  659</span> </div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno">  660</span>  <span class="comment">// Returns true if and only if the user has set the default value for type T&amp;.</span></div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno">  661</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> IsSet() { <span class="keywordflow">return</span> address_ != <span class="keyword">nullptr</span>; }</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno">  662</span> </div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno">  663</span>  <span class="comment">// Returns true if T has a default return value set by the user or there</span></div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno">  664</span>  <span class="comment">// exists a built-in default value.</span></div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno">  665</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() {</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno">  666</span>    <span class="keywordflow">return</span> IsSet() || internal::BuiltInDefaultValue&lt;T&amp;&gt;::Exists();</div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno">  667</span>  }</div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno">  668</span> </div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno">  669</span>  <span class="comment">// Returns the default value for type T&amp; if the user has set one;</span></div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno">  670</span>  <span class="comment">// otherwise returns the built-in default value if there is one;</span></div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno">  671</span>  <span class="comment">// otherwise aborts the process.</span></div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno">  672</span>  <span class="keyword">static</span> T&amp; Get() {</div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno">  673</span>    <span class="keywordflow">return</span> address_ == <span class="keyword">nullptr</span> ? internal::BuiltInDefaultValue&lt;T&amp;&gt;::Get()</div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno">  674</span>                               : *address_;</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno">  675</span>  }</div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno">  676</span> </div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno">  677</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno">  678</span>  <span class="keyword">static</span> T* address_;</div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno">  679</span>};</div>
</div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno">  680</span> </div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno">  681</span><span class="comment">// This specialization allows DefaultValue&lt;void&gt;::Get() to</span></div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno">  682</span><span class="comment">// compile.</span></div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno">  683</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="foldopen" id="foldopen00684" data-start="{" data-end="};">
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"><a class="line" href="classtesting_1_1_default_value_3_01void_01_4.html">  684</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_default_value.html">DefaultValue</a>&lt;void&gt; {</div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno">  685</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno">  686</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> Exists() { <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno">  687</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Get() {}</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno">  688</span>};</div>
</div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno">  689</span> </div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno">  690</span><span class="comment">// Points to the user-set default value for type T.</span></div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno">  691</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno">  692</span><span class="keyword">typename</span> DefaultValue&lt;T&gt;::ValueProducer* DefaultValue&lt;T&gt;::producer_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno">  693</span> </div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno">  694</span><span class="comment">// Points to the user-set default value for type T&amp;.</span></div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno">  695</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno">  696</span>T* <a class="code hl_class" href="classtesting_1_1_default_value.html">DefaultValue&lt;T&amp;&gt;::address_</a> = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno">  697</span> </div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno">  698</span><span class="comment">// Implement this interface to define an action for function type F.</span></div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno">  699</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="foldopen" id="foldopen00700" data-start="{" data-end="};">
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"><a class="line" href="classtesting_1_1_action_interface.html">  700</a></span><span class="keyword">class </span>ActionInterface {</div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno">  701</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno">  702</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> Result;</div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno">  703</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::ArgumentTuple</a> ArgumentTuple;</div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno">  704</span> </div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno">  705</span>  ActionInterface() {}</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno">  706</span>  <span class="keyword">virtual</span> ~ActionInterface() {}</div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno">  707</span> </div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno">  708</span>  <span class="comment">// Performs the action.  This method is not const, as in general an</span></div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno">  709</span>  <span class="comment">// action can have side effects and be stateful.  For example, a</span></div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno">  710</span>  <span class="comment">// get-the-next-element-from-the-collection action will need to</span></div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno">  711</span>  <span class="comment">// remember the current element.</span></div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno">  712</span>  <span class="keyword">virtual</span> Result Perform(<span class="keyword">const</span> ArgumentTuple&amp; args) = 0;</div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno">  713</span> </div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno">  714</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno">  715</span>  ActionInterface(<span class="keyword">const</span> ActionInterface&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno">  716</span>  ActionInterface&amp; operator=(<span class="keyword">const</span> ActionInterface&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno">  717</span>};</div>
</div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno">  718</span> </div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno">  719</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"><a class="line" href="class_action.html">  720</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1_action.html">Action</a>;</div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno">  721</span> </div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno">  722</span><span class="comment">// An Action&lt;R(Args...)&gt; is a copyable and IMMUTABLE (except by assignment)</span></div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno">  723</span><span class="comment">// object that represents an action to be taken when a mock function of type</span></div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno">  724</span><span class="comment">// R(Args...) is called. The implementation of Action&lt;T&gt; is just a</span></div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno">  725</span><span class="comment">// std::shared_ptr to const ActionInterface&lt;T&gt;. Don&#39;t inherit from Action! You</span></div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno">  726</span><span class="comment">// can view an object implementing ActionInterface&lt;F&gt; as a concrete action</span></div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno">  727</span><span class="comment">// (including its current state), and an Action&lt;F&gt; object as a handle to it.</span></div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno">  728</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args&gt;</div>
<div class="foldopen" id="foldopen00729" data-start="{" data-end="};">
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"><a class="line" href="classtesting_1_1_action_3_01_r_07_args_8_8_8_08_4.html">  729</a></span><span class="keyword">class </span>Action&lt;R(Args...)&gt; {</div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno">  730</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno">  731</span>  <span class="keyword">using </span>F = R(Args...);</div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno">  732</span> </div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno">  733</span>  <span class="comment">// Adapter class to allow constructing Action from a legacy ActionInterface.</span></div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno">  734</span>  <span class="comment">// New code should create Actions from functors instead.</span></div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno">  735</span>  <span class="keyword">struct </span>ActionAdapter {</div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno">  736</span>    <span class="comment">// Adapter must be copyable to satisfy std::function requirements.</span></div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno">  737</span>    ::std::shared_ptr&lt;ActionInterface&lt;F&gt;&gt; impl_;</div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno">  738</span> </div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno">  739</span>    <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... InArgs&gt;</div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno">  740</span>    <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> operator()(InArgs&amp;&amp;... args) {</div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno">  741</span>      <span class="keywordflow">return</span> impl_-&gt;Perform(</div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno">  742</span>          ::std::forward_as_tuple(::std::forward&lt;InArgs&gt;(args)...));</div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno">  743</span>    }</div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno">  744</span>  };</div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno">  745</span> </div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno">  746</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> G&gt;</div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno">  747</span>  <span class="keyword">using </span>IsCompatibleFunctor = std::is_constructible&lt;std::function&lt;F&gt;, G&gt;;</div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno">  748</span> </div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno">  749</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno">  750</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> Result;</div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno">  751</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::ArgumentTuple</a> ArgumentTuple;</div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno">  752</span> </div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno">  753</span>  <span class="comment">// Constructs a null Action.  Needed for storing Action objects in</span></div>
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno">  754</span>  <span class="comment">// STL containers.</span></div>
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno">  755</span>  Action() {}</div>
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno">  756</span> </div>
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno">  757</span>  <span class="comment">// Construct an Action from a specified callable.</span></div>
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno">  758</span>  <span class="comment">// This cannot take std::function directly, because then Action would not be</span></div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno">  759</span>  <span class="comment">// directly constructible from lambda (it would require two conversions).</span></div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno">  760</span>  <span class="keyword">template</span> &lt;</div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno">  761</span>      <span class="keyword">typename</span> G,</div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno">  762</span>      <span class="keyword">typename</span> = <span class="keyword">typename</span> std::enable_if&lt;<a class="code hl_struct" href="structtesting_1_1internal_1_1disjunction.html">internal::disjunction</a>&lt;</div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno">  763</span>          IsCompatibleFunctor&lt;G&gt;, std::is_constructible&lt;std::function&lt;Result()&gt;,</div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno">  764</span>                                                        G&gt;&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno">  765</span>  Action(G&amp;&amp; fun) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno">  766</span>    Init(::std::forward&lt;G&gt;(fun), IsCompatibleFunctor&lt;G&gt;());</div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno">  767</span>  }</div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno">  768</span> </div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno">  769</span>  <span class="comment">// Constructs an Action from its implementation.</span></div>
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno">  770</span>  <span class="keyword">explicit</span> Action(<a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface&lt;F&gt;</a>* impl)</div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno">  771</span>      : fun_(ActionAdapter{::std::shared_ptr&lt;ActionInterface&lt;F&gt;&gt;(impl)}) {}</div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno">  772</span> </div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno">  773</span>  <span class="comment">// This constructor allows us to turn an Action&lt;Func&gt; object into an</span></div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno">  774</span>  <span class="comment">// Action&lt;F&gt;, as long as F&#39;s arguments can be implicitly converted</span></div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno">  775</span>  <span class="comment">// to Func&#39;s and Func&#39;s return type can be implicitly converted to F&#39;s.</span></div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno">  776</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Func&gt;</div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno">  777</span>  Action(<span class="keyword">const</span> Action&lt;Func&gt;&amp; action)  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno">  778</span>      : fun_(action.fun_) {}</div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno">  779</span> </div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno">  780</span>  <span class="comment">// Returns true if and only if this is the DoDefault() action.</span></div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno">  781</span>  <span class="keywordtype">bool</span> IsDoDefault()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fun_ == <span class="keyword">nullptr</span>; }</div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno">  782</span> </div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno">  783</span>  <span class="comment">// Performs the action.  Note that this method is const even though</span></div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno">  784</span>  <span class="comment">// the corresponding method in ActionInterface is not.  The reason</span></div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno">  785</span>  <span class="comment">// is that a const Action&lt;F&gt; means that it cannot be re-bound to</span></div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno">  786</span>  <span class="comment">// another concrete action, not that the concrete action it binds to</span></div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno">  787</span>  <span class="comment">// cannot change state.  (Think of the difference between a const</span></div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno">  788</span>  <span class="comment">// pointer and a pointer to const.)</span></div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno">  789</span>  Result Perform(ArgumentTuple args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno">  790</span>    <span class="keywordflow">if</span> (IsDoDefault()) {</div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno">  791</span>      internal::IllegalDoDefault(__FILE__, __LINE__);</div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno">  792</span>    }</div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno">  793</span>    <span class="keywordflow">return</span> internal::Apply(fun_, ::std::move(args));</div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno">  794</span>  }</div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno">  795</span> </div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno">  796</span>  <span class="comment">// An action can be used as a OnceAction, since it&#39;s obviously safe to call it</span></div>
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno">  797</span>  <span class="comment">// once.</span></div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno">  798</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction&lt;F&gt;</a>()<span class="keyword"> const </span>{  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno">  799</span>    <span class="comment">// Return a OnceAction-compatible callable that calls Perform with the</span></div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno">  800</span>    <span class="comment">// arguments it is provided. We could instead just return fun_, but then</span></div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno">  801</span>    <span class="comment">// we&#39;d need to handle the IsDoDefault() case separately.</span></div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno">  802</span>    <span class="keyword">struct </span>OA {</div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno">  803</span>      Action&lt;F&gt; action;</div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno">  804</span> </div>
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno">  805</span>      R operator()(Args... args) &amp;&amp; {</div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno">  806</span>        <span class="keywordflow">return</span> action.Perform(</div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno">  807</span>            std::forward_as_tuple(std::forward&lt;Args&gt;(args)...));</div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno">  808</span>      }</div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno">  809</span>    };</div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno">  810</span> </div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno">  811</span>    <span class="keywordflow">return</span> OA{*<span class="keyword">this</span>};</div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno">  812</span>  }</div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno">  813</span> </div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno">  814</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno">  815</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> G&gt;</div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno">  816</span>  <span class="keyword">friend</span> <span class="keyword">class </span>Action;</div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno">  817</span> </div>
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno">  818</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> G&gt;</div>
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno">  819</span>  <span class="keywordtype">void</span> Init(G&amp;&amp; g, ::std::true_type) {</div>
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno">  820</span>    fun_ = ::std::forward&lt;G&gt;(g);</div>
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno">  821</span>  }</div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno">  822</span> </div>
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno">  823</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> G&gt;</div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno">  824</span>  <span class="keywordtype">void</span> Init(G&amp;&amp; g, ::std::false_type) {</div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno">  825</span>    fun_ = IgnoreArgs&lt;typename ::std::decay&lt;G&gt;::type&gt;{::std::forward&lt;G&gt;(g)};</div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno">  826</span>  }</div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno">  827</span> </div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno">  828</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> FunctionImpl&gt;</div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno">  829</span>  <span class="keyword">struct </span>IgnoreArgs {</div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno">  830</span>    <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... InArgs&gt;</div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno">  831</span>    Result operator()(<span class="keyword">const</span> InArgs&amp;...)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno">  832</span>      <span class="keywordflow">return</span> function_impl();</div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno">  833</span>    }</div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno">  834</span> </div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno">  835</span>    FunctionImpl function_impl;</div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno">  836</span>  };</div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno">  837</span> </div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno">  838</span>  <span class="comment">// fun_ is an empty function if and only if this is the DoDefault() action.</span></div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno">  839</span>  ::std::function&lt;F&gt; fun_;</div>
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno">  840</span>};</div>
</div>
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno">  841</span> </div>
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno">  842</span><span class="comment">// The PolymorphicAction class template makes it easy to implement a</span></div>
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno">  843</span><span class="comment">// polymorphic action (i.e. an action that can be used in mock</span></div>
<div class="line"><a id="l00844" name="l00844"></a><span class="lineno">  844</span><span class="comment">// functions of than one type, e.g. Return()).</span></div>
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno">  845</span><span class="comment">//</span></div>
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno">  846</span><span class="comment">// To define a polymorphic action, a user first provides a COPYABLE</span></div>
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno">  847</span><span class="comment">// implementation class that has a Perform() method template:</span></div>
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno">  848</span><span class="comment">//</span></div>
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno">  849</span><span class="comment">//   class FooAction {</span></div>
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno">  850</span><span class="comment">//    public:</span></div>
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno">  851</span><span class="comment">//     template &lt;typename Result, typename ArgumentTuple&gt;</span></div>
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno">  852</span><span class="comment">//     Result Perform(const ArgumentTuple&amp; args) const {</span></div>
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno">  853</span><span class="comment">//       // Processes the arguments and returns a result, using</span></div>
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno">  854</span><span class="comment">//       // std::get&lt;N&gt;(args) to get the N-th (0-based) argument in the tuple.</span></div>
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno">  855</span><span class="comment">//     }</span></div>
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno">  856</span><span class="comment">//     ...</span></div>
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno">  857</span><span class="comment">//   };</span></div>
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno">  858</span><span class="comment">//</span></div>
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno">  859</span><span class="comment">// Then the user creates the polymorphic action using</span></div>
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno">  860</span><span class="comment">// MakePolymorphicAction(object) where object has type FooAction.  See</span></div>
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno">  861</span><span class="comment">// the definition of Return(void) and SetArgumentPointee&lt;N&gt;(value) for</span></div>
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno">  862</span><span class="comment">// complete examples.</span></div>
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno">  863</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Impl&gt;</div>
<div class="foldopen" id="foldopen00864" data-start="{" data-end="};">
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"><a class="line" href="classtesting_1_1_polymorphic_action.html">  864</a></span><span class="keyword">class </span>PolymorphicAction {</div>
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno">  865</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno">  866</span>  <span class="keyword">explicit</span> PolymorphicAction(<span class="keyword">const</span> Impl&amp; impl) : impl_(impl) {}</div>
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno">  867</span> </div>
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno">  868</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno">  869</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno">  870</span>    <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>(<span class="keyword">new</span> MonomorphicImpl&lt;F&gt;(impl_));</div>
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno">  871</span>  }</div>
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno">  872</span> </div>
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno">  873</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno">  874</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno">  875</span>  <span class="keyword">class </span>MonomorphicImpl : <span class="keyword">public</span> <a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface</a>&lt;F&gt; {</div>
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno">  876</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno">  877</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> Result;</div>
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno">  878</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::ArgumentTuple</a> ArgumentTuple;</div>
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno">  879</span> </div>
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno">  880</span>    <span class="keyword">explicit</span> MonomorphicImpl(<span class="keyword">const</span> Impl&amp; impl) : impl_(impl) {}</div>
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno">  881</span> </div>
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno">  882</span>    Result Perform(<span class="keyword">const</span> ArgumentTuple&amp; args)<span class="keyword"> override </span>{</div>
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno">  883</span>      <span class="keywordflow">return</span> impl_.template Perform&lt;Result&gt;(args);</div>
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno">  884</span>    }</div>
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno">  885</span> </div>
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno">  886</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno">  887</span>    Impl impl_;</div>
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno">  888</span>  };</div>
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno">  889</span> </div>
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno">  890</span>  Impl impl_;</div>
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno">  891</span>};</div>
</div>
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno">  892</span> </div>
<div class="line"><a id="l00893" name="l00893"></a><span class="lineno">  893</span><span class="comment">// Creates an Action from its implementation and returns it.  The</span></div>
<div class="line"><a id="l00894" name="l00894"></a><span class="lineno">  894</span><span class="comment">// created Action object owns the implementation.</span></div>
<div class="line"><a id="l00895" name="l00895"></a><span class="lineno">  895</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno">  896</span><a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a> MakeAction(<a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface&lt;F&gt;</a>* impl) {</div>
<div class="line"><a id="l00897" name="l00897"></a><span class="lineno">  897</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>(impl);</div>
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno">  898</span>}</div>
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno">  899</span> </div>
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno">  900</span><span class="comment">// Creates a polymorphic action from its implementation.  This is</span></div>
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno">  901</span><span class="comment">// easier to use than the PolymorphicAction&lt;Impl&gt; constructor as it</span></div>
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno">  902</span><span class="comment">// doesn&#39;t require you to explicitly write the template argument, e.g.</span></div>
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno">  903</span><span class="comment">//</span></div>
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno">  904</span><span class="comment">//   MakePolymorphicAction(foo);</span></div>
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno">  905</span><span class="comment">// vs</span></div>
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno">  906</span><span class="comment">//   PolymorphicAction&lt;TypeOfFoo&gt;(foo);</span></div>
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno">  907</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Impl&gt;</div>
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno">  908</span><span class="keyword">inline</span> PolymorphicAction&lt;Impl&gt; MakePolymorphicAction(<span class="keyword">const</span> Impl&amp; impl) {</div>
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno">  909</span>  <span class="keywordflow">return</span> PolymorphicAction&lt;Impl&gt;(impl);</div>
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno">  910</span>}</div>
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno">  911</span> </div>
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno">  912</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno">  913</span> </div>
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno">  914</span><span class="comment">// Helper struct to specialize ReturnAction to execute a move instead of a copy</span></div>
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno">  915</span><span class="comment">// on return. Useful for move-only types, but could be used on any type.</span></div>
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno">  916</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00917" data-start="{" data-end="};">
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_by_move_wrapper.html">  917</a></span><span class="keyword">struct </span>ByMoveWrapper {</div>
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno">  918</span>  <span class="keyword">explicit</span> ByMoveWrapper(T value) : payload(std::move(value)) {}</div>
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno">  919</span>  T payload;</div>
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno">  920</span>};</div>
</div>
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno">  921</span> </div>
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno">  922</span><span class="comment">// The general implementation of Return(R). Specializations follow below.</span></div>
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno">  923</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R&gt;</div>
<div class="foldopen" id="foldopen00924" data-start="{" data-end="};">
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_action.html">  924</a></span><span class="keyword">class </span>ReturnAction final {</div>
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno">  925</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00926" name="l00926"></a><span class="lineno">  926</span>  <span class="keyword">explicit</span> ReturnAction(R value) : value_(std::move(value)) {}</div>
<div class="line"><a id="l00927" name="l00927"></a><span class="lineno">  927</span> </div>
<div class="line"><a id="l00928" name="l00928"></a><span class="lineno">  928</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno">  929</span>            <span class="keyword">typename</span> = <span class="keyword">typename</span> std::enable_if&lt;<a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">conjunction</a>&lt;</div>
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno">  930</span>                <span class="comment">// See the requirements documented on Return.</span></div>
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno">  931</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">negation&lt;std::is_same&lt;void, U&gt;</a>&gt;,  <span class="comment">//</span></div>
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno">  932</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">negation&lt;std::is_reference&lt;U&gt;</a>&gt;,   <span class="comment">//</span></div>
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno">  933</span>                std::is_convertible&lt;R, U&gt;,        <span class="comment">//</span></div>
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno">  934</span>                std::is_move_constructible&lt;U&gt;&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00935" name="l00935"></a><span class="lineno">  935</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;U(Args...)&gt;() &amp;&amp; {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno">  936</span>    <span class="keywordflow">return</span> Impl&lt;U&gt;(std::move(value_));</div>
<div class="line"><a id="l00937" name="l00937"></a><span class="lineno">  937</span>  }</div>
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno">  938</span> </div>
<div class="line"><a id="l00939" name="l00939"></a><span class="lineno">  939</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l00940" name="l00940"></a><span class="lineno">  940</span>            <span class="keyword">typename</span> = <span class="keyword">typename</span> std::enable_if&lt;<a class="code hl_struct" href="structtesting_1_1internal_1_1conjunction.html">conjunction</a>&lt;</div>
<div class="line"><a id="l00941" name="l00941"></a><span class="lineno">  941</span>                <span class="comment">// See the requirements documented on Return.</span></div>
<div class="line"><a id="l00942" name="l00942"></a><span class="lineno">  942</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">negation&lt;std::is_same&lt;void, U&gt;</a>&gt;,   <span class="comment">//</span></div>
<div class="line"><a id="l00943" name="l00943"></a><span class="lineno">  943</span>                <a class="code hl_struct" href="structtesting_1_1internal_1_1negation.html">negation&lt;std::is_reference&lt;U&gt;</a>&gt;,    <span class="comment">//</span></div>
<div class="line"><a id="l00944" name="l00944"></a><span class="lineno">  944</span>                std::is_convertible&lt;const R&amp;, U&gt;,  <span class="comment">//</span></div>
<div class="line"><a id="l00945" name="l00945"></a><span class="lineno">  945</span>                std::is_copy_constructible&lt;U&gt;&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno">  946</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;U(Args...)&gt;() <span class="keyword">const</span> {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno">  947</span>    <span class="keywordflow">return</span> Impl&lt;U&gt;(value_);</div>
<div class="line"><a id="l00948" name="l00948"></a><span class="lineno">  948</span>  }</div>
<div class="line"><a id="l00949" name="l00949"></a><span class="lineno">  949</span> </div>
<div class="line"><a id="l00950" name="l00950"></a><span class="lineno">  950</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00951" name="l00951"></a><span class="lineno">  951</span>  <span class="comment">// Implements the Return(x) action for a mock function that returns type U.</span></div>
<div class="line"><a id="l00952" name="l00952"></a><span class="lineno">  952</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt;</div>
<div class="line"><a id="l00953" name="l00953"></a><span class="lineno">  953</span>  <span class="keyword">class </span>Impl final {</div>
<div class="line"><a id="l00954" name="l00954"></a><span class="lineno">  954</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno">  955</span>    <span class="comment">// The constructor used when the return value is allowed to move from the</span></div>
<div class="line"><a id="l00956" name="l00956"></a><span class="lineno">  956</span>    <span class="comment">// input value (i.e. we are converting to OnceAction).</span></div>
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno">  957</span>    <span class="keyword">explicit</span> Impl(R&amp;&amp; input_value)</div>
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno">  958</span>        : state_(<span class="keyword">new</span> State(std::move(input_value))) {}</div>
<div class="line"><a id="l00959" name="l00959"></a><span class="lineno">  959</span> </div>
<div class="line"><a id="l00960" name="l00960"></a><span class="lineno">  960</span>    <span class="comment">// The constructor used when the return value is not allowed to move from</span></div>
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno">  961</span>    <span class="comment">// the input value (i.e. we are converting to Action).</span></div>
<div class="line"><a id="l00962" name="l00962"></a><span class="lineno">  962</span>    <span class="keyword">explicit</span> Impl(<span class="keyword">const</span> R&amp; input_value) : state_(<span class="keyword">new</span> State(input_value)) {}</div>
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno">  963</span> </div>
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno">  964</span>    U operator()() &amp;&amp; { <span class="keywordflow">return</span> std::move(state_-&gt;value); }</div>
<div class="line"><a id="l00965" name="l00965"></a><span class="lineno">  965</span>    U operator()() <span class="keyword">const</span>&amp; { <span class="keywordflow">return</span> state_-&gt;value; }</div>
<div class="line"><a id="l00966" name="l00966"></a><span class="lineno">  966</span> </div>
<div class="line"><a id="l00967" name="l00967"></a><span class="lineno">  967</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l00968" name="l00968"></a><span class="lineno">  968</span>    <span class="comment">// We put our state on the heap so that the compiler-generated copy/move</span></div>
<div class="line"><a id="l00969" name="l00969"></a><span class="lineno">  969</span>    <span class="comment">// constructors work correctly even when U is a reference-like type. This is</span></div>
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno">  970</span>    <span class="comment">// necessary only because we eagerly create State::value (see the note on</span></div>
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno">  971</span>    <span class="comment">// that symbol for details). If we instead had only the input value as a</span></div>
<div class="line"><a id="l00972" name="l00972"></a><span class="lineno">  972</span>    <span class="comment">// member then the default constructors would work fine.</span></div>
<div class="line"><a id="l00973" name="l00973"></a><span class="lineno">  973</span>    <span class="comment">//</span></div>
<div class="line"><a id="l00974" name="l00974"></a><span class="lineno">  974</span>    <span class="comment">// For example, when R is std::string and U is std::string_view, value is a</span></div>
<div class="line"><a id="l00975" name="l00975"></a><span class="lineno">  975</span>    <span class="comment">// reference to the string backed by input_value. The copy constructor would</span></div>
<div class="line"><a id="l00976" name="l00976"></a><span class="lineno">  976</span>    <span class="comment">// copy both, so that we wind up with a new input_value object (with the</span></div>
<div class="line"><a id="l00977" name="l00977"></a><span class="lineno">  977</span>    <span class="comment">// same contents) and a reference to the *old* input_value object rather</span></div>
<div class="line"><a id="l00978" name="l00978"></a><span class="lineno">  978</span>    <span class="comment">// than the new one.</span></div>
<div class="line"><a id="l00979" name="l00979"></a><span class="lineno">  979</span>    <span class="keyword">struct </span>State {</div>
<div class="line"><a id="l00980" name="l00980"></a><span class="lineno">  980</span>      <span class="keyword">explicit</span> State(<span class="keyword">const</span> R&amp; input_value_in)</div>
<div class="line"><a id="l00981" name="l00981"></a><span class="lineno">  981</span>          : input_value(input_value_in),</div>
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno">  982</span>            <span class="comment">// Make an implicit conversion to Result before initializing the U</span></div>
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno">  983</span>            <span class="comment">// object we store, avoiding calling any explicit constructor of U</span></div>
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno">  984</span>            <span class="comment">// from R.</span></div>
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno">  985</span>            <span class="comment">//</span></div>
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno">  986</span>            <span class="comment">// This simulates the language rules: a function with return type U</span></div>
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno">  987</span>            <span class="comment">// that does `return R()` requires R to be implicitly convertible to</span></div>
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno">  988</span>            <span class="comment">// U, and uses that path for the conversion, even U Result has an</span></div>
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno">  989</span>            <span class="comment">// explicit constructor from R.</span></div>
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno">  990</span>            value(ImplicitCast_&lt;U&gt;(internal::as_const(input_value))) {}</div>
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno">  991</span> </div>
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno">  992</span>      <span class="comment">// As above, but for the case where we&#39;re moving from the ReturnAction</span></div>
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno">  993</span>      <span class="comment">// object because it&#39;s being used as a OnceAction.</span></div>
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno">  994</span>      <span class="keyword">explicit</span> State(R&amp;&amp; input_value_in)</div>
<div class="line"><a id="l00995" name="l00995"></a><span class="lineno">  995</span>          : input_value(std::move(input_value_in)),</div>
<div class="line"><a id="l00996" name="l00996"></a><span class="lineno">  996</span>            <span class="comment">// For the same reason as above we make an implicit conversion to U</span></div>
<div class="line"><a id="l00997" name="l00997"></a><span class="lineno">  997</span>            <span class="comment">// before initializing the value.</span></div>
<div class="line"><a id="l00998" name="l00998"></a><span class="lineno">  998</span>            <span class="comment">//</span></div>
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno">  999</span>            <span class="comment">// Unlike above we provide the input value as an rvalue to the</span></div>
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"> 1000</span>            <span class="comment">// implicit conversion because this is a OnceAction: it&#39;s fine if it</span></div>
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span>            <span class="comment">// wants to consume the input value.</span></div>
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span>            value(ImplicitCast_&lt;U&gt;(std::move(input_value))) {}</div>
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span> </div>
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span>      <span class="comment">// A copy of the value originally provided by the user. We retain this in</span></div>
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</span>      <span class="comment">// addition to the value of the mock function&#39;s result type below in case</span></div>
<div class="line"><a id="l01006" name="l01006"></a><span class="lineno"> 1006</span>      <span class="comment">// the latter is a reference-like type. See the std::string_view example</span></div>
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"> 1007</span>      <span class="comment">// in the documentation on Return.</span></div>
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span>      R input_value;</div>
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span> </div>
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span>      <span class="comment">// The value we actually return, as the type returned by the mock function</span></div>
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span>      <span class="comment">// itself.</span></div>
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span>      <span class="comment">// We eagerly initialize this here, rather than lazily doing the implicit</span></div>
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"> 1014</span>      <span class="comment">// conversion automatically each time Perform is called, for historical</span></div>
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span>      <span class="comment">// reasons: in 2009-11, commit a070cbd91c (Google changelist 13540126)</span></div>
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span>      <span class="comment">// made the Action&lt;U()&gt; conversion operator eagerly convert the R value to</span></div>
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span>      <span class="comment">// U, but without keeping the R alive. This broke the use case discussed</span></div>
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span>      <span class="comment">// in the documentation for Return, making reference-like types such as</span></div>
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"> 1019</span>      <span class="comment">// std::string_view not safe to use as U where the input type R is a</span></div>
<div class="line"><a id="l01020" name="l01020"></a><span class="lineno"> 1020</span>      <span class="comment">// value-like type such as std::string.</span></div>
<div class="line"><a id="l01021" name="l01021"></a><span class="lineno"> 1021</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01022" name="l01022"></a><span class="lineno"> 1022</span>      <span class="comment">// The example the commit gave was not very clear, nor was the issue</span></div>
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</span>      <span class="comment">// thread (https://github.com/google/googlemock/issues/86), but it seems</span></div>
<div class="line"><a id="l01024" name="l01024"></a><span class="lineno"> 1024</span>      <span class="comment">// the worry was about reference-like input types R that flatten to a</span></div>
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span>      <span class="comment">// value-like type U when being implicitly converted. An example of this</span></div>
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span>      <span class="comment">// is std::vector&lt;bool&gt;::reference, which is often a proxy type with an</span></div>
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span>      <span class="comment">// reference to the underlying vector:</span></div>
<div class="line"><a id="l01028" name="l01028"></a><span class="lineno"> 1028</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01029" name="l01029"></a><span class="lineno"> 1029</span>      <span class="comment">//     // Helper method: have the mock function return bools according</span></div>
<div class="line"><a id="l01030" name="l01030"></a><span class="lineno"> 1030</span>      <span class="comment">//     // to the supplied script.</span></div>
<div class="line"><a id="l01031" name="l01031"></a><span class="lineno"> 1031</span>      <span class="comment">//     void SetActions(MockFunction&lt;bool(size_t)&gt;&amp; mock,</span></div>
<div class="line"><a id="l01032" name="l01032"></a><span class="lineno"> 1032</span>      <span class="comment">//                     const std::vector&lt;bool&gt;&amp; script) {</span></div>
<div class="line"><a id="l01033" name="l01033"></a><span class="lineno"> 1033</span>      <span class="comment">//       for (size_t i = 0; i &lt; script.size(); ++i) {</span></div>
<div class="line"><a id="l01034" name="l01034"></a><span class="lineno"> 1034</span>      <span class="comment">//         EXPECT_CALL(mock, Call(i)).WillOnce(Return(script[i]));</span></div>
<div class="line"><a id="l01035" name="l01035"></a><span class="lineno"> 1035</span>      <span class="comment">//       }</span></div>
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span>      <span class="comment">//     }</span></div>
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01038" name="l01038"></a><span class="lineno"> 1038</span>      <span class="comment">//     TEST(Foo, Bar) {</span></div>
<div class="line"><a id="l01039" name="l01039"></a><span class="lineno"> 1039</span>      <span class="comment">//       // Set actions using a temporary vector, whose operator[]</span></div>
<div class="line"><a id="l01040" name="l01040"></a><span class="lineno"> 1040</span>      <span class="comment">//       // returns proxy objects that references that will be</span></div>
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span>      <span class="comment">//       // dangling once the call to SetActions finishes and the</span></div>
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"> 1042</span>      <span class="comment">//       // vector is destroyed.</span></div>
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span>      <span class="comment">//       MockFunction&lt;bool(size_t)&gt; mock;</span></div>
<div class="line"><a id="l01044" name="l01044"></a><span class="lineno"> 1044</span>      <span class="comment">//       SetActions(mock, {false, true});</span></div>
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"> 1046</span>      <span class="comment">//       EXPECT_FALSE(mock.AsStdFunction()(0));</span></div>
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span>      <span class="comment">//       EXPECT_TRUE(mock.AsStdFunction()(1));</span></div>
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span>      <span class="comment">//     }</span></div>
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"> 1049</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span>      <span class="comment">// This eager conversion helps with a simple case like this, but doesn&#39;t</span></div>
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span>      <span class="comment">// fully make these types work in general. For example the following still</span></div>
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span>      <span class="comment">// uses a dangling reference:</span></div>
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span>      <span class="comment">//     TEST(Foo, Baz) {</span></div>
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span>      <span class="comment">//       MockFunction&lt;std::vector&lt;std::string&gt;()&gt; mock;</span></div>
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"> 1056</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span>      <span class="comment">//       // Return the same vector twice, and then the empty vector</span></div>
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span>      <span class="comment">//       // thereafter.</span></div>
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span>      <span class="comment">//       auto action = Return(std::initializer_list&lt;std::string&gt;{</span></div>
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span>      <span class="comment">//           &quot;taco&quot;, &quot;burrito&quot;,</span></div>
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span>      <span class="comment">//       });</span></div>
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"> 1063</span>      <span class="comment">//       EXPECT_CALL(mock, Call)</span></div>
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span>      <span class="comment">//           .WillOnce(action)</span></div>
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span>      <span class="comment">//           .WillOnce(action)</span></div>
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span>      <span class="comment">//           .WillRepeatedly(Return(std::vector&lt;std::string&gt;{}));</span></div>
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span>      <span class="comment">//       EXPECT_THAT(mock.AsStdFunction()(),</span></div>
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span>      <span class="comment">//                   ElementsAre(&quot;taco&quot;, &quot;burrito&quot;));</span></div>
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"> 1070</span>      <span class="comment">//       EXPECT_THAT(mock.AsStdFunction()(),</span></div>
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span>      <span class="comment">//                   ElementsAre(&quot;taco&quot;, &quot;burrito&quot;));</span></div>
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span>      <span class="comment">//       EXPECT_THAT(mock.AsStdFunction()(), IsEmpty());</span></div>
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"> 1073</span>      <span class="comment">//     }</span></div>
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span>      <span class="comment">//</span></div>
<div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span>      U value;</div>
<div class="line"><a id="l01076" name="l01076"></a><span class="lineno"> 1076</span>    };</div>
<div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span> </div>
<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span>    <span class="keyword">const</span> std::shared_ptr&lt;State&gt; state_;</div>
<div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span>  };</div>
<div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span> </div>
<div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span>  R value_;</div>
<div class="line"><a id="l01082" name="l01082"></a><span class="lineno"> 1082</span>};</div>
</div>
<div class="line"><a id="l01083" name="l01083"></a><span class="lineno"> 1083</span> </div>
<div class="line"><a id="l01084" name="l01084"></a><span class="lineno"> 1084</span><span class="comment">// A specialization of ReturnAction&lt;R&gt; when R is ByMoveWrapper&lt;T&gt; for some T.</span></div>
<div class="line"><a id="l01085" name="l01085"></a><span class="lineno"> 1085</span><span class="comment">//</span></div>
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span><span class="comment">// This version applies the type system-defeating hack of moving from T even in</span></div>
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"> 1087</span><span class="comment">// the const call operator, checking at runtime that it isn&#39;t called more than</span></div>
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span><span class="comment">// once, since the user has declared their intent to do so by using ByMove.</span></div>
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"> 1089</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01090" data-start="{" data-end="};">
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_action_3_01_by_move_wrapper_3_01_t_01_4_01_4.html"> 1090</a></span><span class="keyword">class </span>ReturnAction&lt;<a class="code hl_struct" href="structtesting_1_1internal_1_1_by_move_wrapper.html">ByMoveWrapper</a>&lt;T&gt;&gt; final {</div>
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span>  <span class="keyword">explicit</span> ReturnAction(<a class="code hl_struct" href="structtesting_1_1internal_1_1_by_move_wrapper.html">ByMoveWrapper&lt;T&gt;</a> wrapper)</div>
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span>      : state_(<span class="keyword">new</span> State(std::move(wrapper.payload))) {}</div>
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span> </div>
<div class="line"><a id="l01095" name="l01095"></a><span class="lineno"> 1095</span>  T operator()()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01096" name="l01096"></a><span class="lineno"> 1096</span>    GTEST_CHECK_(!state_-&gt;called)</div>
<div class="line"><a id="l01097" name="l01097"></a><span class="lineno"> 1097</span>        &lt;&lt; <span class="stringliteral">&quot;A ByMove() action must be performed at most once.&quot;</span>;</div>
<div class="line"><a id="l01098" name="l01098"></a><span class="lineno"> 1098</span> </div>
<div class="line"><a id="l01099" name="l01099"></a><span class="lineno"> 1099</span>    state_-&gt;called = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01100" name="l01100"></a><span class="lineno"> 1100</span>    <span class="keywordflow">return</span> std::move(state_-&gt;value);</div>
<div class="line"><a id="l01101" name="l01101"></a><span class="lineno"> 1101</span>  }</div>
<div class="line"><a id="l01102" name="l01102"></a><span class="lineno"> 1102</span> </div>
<div class="line"><a id="l01103" name="l01103"></a><span class="lineno"> 1103</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01104" name="l01104"></a><span class="lineno"> 1104</span>  <span class="comment">// We store our state on the heap so that we are copyable as required by</span></div>
<div class="line"><a id="l01105" name="l01105"></a><span class="lineno"> 1105</span>  <span class="comment">// Action, despite the fact that we are stateful and T may not be copyable.</span></div>
<div class="line"><a id="l01106" name="l01106"></a><span class="lineno"> 1106</span>  <span class="keyword">struct </span>State {</div>
<div class="line"><a id="l01107" name="l01107"></a><span class="lineno"> 1107</span>    <span class="keyword">explicit</span> State(T&amp;&amp; value_in) : value(std::move(value_in)) {}</div>
<div class="line"><a id="l01108" name="l01108"></a><span class="lineno"> 1108</span> </div>
<div class="line"><a id="l01109" name="l01109"></a><span class="lineno"> 1109</span>    T value;</div>
<div class="line"><a id="l01110" name="l01110"></a><span class="lineno"> 1110</span>    <span class="keywordtype">bool</span> called = <span class="keyword">false</span>;</div>
<div class="line"><a id="l01111" name="l01111"></a><span class="lineno"> 1111</span>  };</div>
<div class="line"><a id="l01112" name="l01112"></a><span class="lineno"> 1112</span> </div>
<div class="line"><a id="l01113" name="l01113"></a><span class="lineno"> 1113</span>  <span class="keyword">const</span> std::shared_ptr&lt;State&gt; state_;</div>
<div class="line"><a id="l01114" name="l01114"></a><span class="lineno"> 1114</span>};</div>
</div>
<div class="line"><a id="l01115" name="l01115"></a><span class="lineno"> 1115</span> </div>
<div class="line"><a id="l01116" name="l01116"></a><span class="lineno"> 1116</span><span class="comment">// Implements the ReturnNull() action.</span></div>
<div class="foldopen" id="foldopen01117" data-start="{" data-end="};">
<div class="line"><a id="l01117" name="l01117"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_null_action.html"> 1117</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_null_action.html">ReturnNullAction</a> {</div>
<div class="line"><a id="l01118" name="l01118"></a><span class="lineno"> 1118</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01119" name="l01119"></a><span class="lineno"> 1119</span>  <span class="comment">// Allows ReturnNull() to be used in any pointer-returning function. In C++11</span></div>
<div class="line"><a id="l01120" name="l01120"></a><span class="lineno"> 1120</span>  <span class="comment">// this is enforced by returning nullptr, and in non-C++11 by asserting a</span></div>
<div class="line"><a id="l01121" name="l01121"></a><span class="lineno"> 1121</span>  <span class="comment">// pointer type on compile time.</span></div>
<div class="line"><a id="l01122" name="l01122"></a><span class="lineno"> 1122</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Result, <span class="keyword">typename</span> ArgumentTuple&gt;</div>
<div class="line"><a id="l01123" name="l01123"></a><span class="lineno"> 1123</span>  <span class="keyword">static</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp;) {</div>
<div class="line"><a id="l01124" name="l01124"></a><span class="lineno"> 1124</span>    <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l01125" name="l01125"></a><span class="lineno"> 1125</span>  }</div>
<div class="line"><a id="l01126" name="l01126"></a><span class="lineno"> 1126</span>};</div>
</div>
<div class="line"><a id="l01127" name="l01127"></a><span class="lineno"> 1127</span> </div>
<div class="line"><a id="l01128" name="l01128"></a><span class="lineno"> 1128</span><span class="comment">// Implements the Return() action.</span></div>
<div class="foldopen" id="foldopen01129" data-start="{" data-end="};">
<div class="line"><a id="l01129" name="l01129"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_void_action.html"> 1129</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_void_action.html">ReturnVoidAction</a> {</div>
<div class="line"><a id="l01130" name="l01130"></a><span class="lineno"> 1130</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01131" name="l01131"></a><span class="lineno"> 1131</span>  <span class="comment">// Allows Return() to be used in any void-returning function.</span></div>
<div class="line"><a id="l01132" name="l01132"></a><span class="lineno"> 1132</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Result, <span class="keyword">typename</span> ArgumentTuple&gt;</div>
<div class="line"><a id="l01133" name="l01133"></a><span class="lineno"> 1133</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp;) {</div>
<div class="line"><a id="l01134" name="l01134"></a><span class="lineno"> 1134</span>    <span class="keyword">static_assert</span>(std::is_void&lt;Result&gt;::value, <span class="stringliteral">&quot;Result should be void.&quot;</span>);</div>
<div class="line"><a id="l01135" name="l01135"></a><span class="lineno"> 1135</span>  }</div>
<div class="line"><a id="l01136" name="l01136"></a><span class="lineno"> 1136</span>};</div>
</div>
<div class="line"><a id="l01137" name="l01137"></a><span class="lineno"> 1137</span> </div>
<div class="line"><a id="l01138" name="l01138"></a><span class="lineno"> 1138</span><span class="comment">// Implements the polymorphic ReturnRef(x) action, which can be used</span></div>
<div class="line"><a id="l01139" name="l01139"></a><span class="lineno"> 1139</span><span class="comment">// in any function that returns a reference to the type of x,</span></div>
<div class="line"><a id="l01140" name="l01140"></a><span class="lineno"> 1140</span><span class="comment">// regardless of the argument types.</span></div>
<div class="line"><a id="l01141" name="l01141"></a><span class="lineno"> 1141</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01142" data-start="{" data-end="};">
<div class="line"><a id="l01142" name="l01142"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_ref_action.html"> 1142</a></span><span class="keyword">class </span>ReturnRefAction {</div>
<div class="line"><a id="l01143" name="l01143"></a><span class="lineno"> 1143</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01144" name="l01144"></a><span class="lineno"> 1144</span>  <span class="comment">// Constructs a ReturnRefAction object from the reference to be returned.</span></div>
<div class="line"><a id="l01145" name="l01145"></a><span class="lineno"> 1145</span>  <span class="keyword">explicit</span> ReturnRefAction(T&amp; ref) : ref_(ref) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01146" name="l01146"></a><span class="lineno"> 1146</span> </div>
<div class="line"><a id="l01147" name="l01147"></a><span class="lineno"> 1147</span>  <span class="comment">// This template type conversion operator allows ReturnRef(x) to be</span></div>
<div class="line"><a id="l01148" name="l01148"></a><span class="lineno"> 1148</span>  <span class="comment">// used in ANY function that returns a reference to x&#39;s type.</span></div>
<div class="line"><a id="l01149" name="l01149"></a><span class="lineno"> 1149</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01150" name="l01150"></a><span class="lineno"> 1150</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01151" name="l01151"></a><span class="lineno"> 1151</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01152" name="l01152"></a><span class="lineno"> 1152</span>    <span class="comment">// Asserts that the function return type is a reference.  This</span></div>
<div class="line"><a id="l01153" name="l01153"></a><span class="lineno"> 1153</span>    <span class="comment">// catches the user error of using ReturnRef(x) when Return(x)</span></div>
<div class="line"><a id="l01154" name="l01154"></a><span class="lineno"> 1154</span>    <span class="comment">// should be used, and generates some helpful error message.</span></div>
<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span>    <span class="keyword">static_assert</span>(std::is_reference&lt;Result&gt;::value,</div>
<div class="line"><a id="l01156" name="l01156"></a><span class="lineno"> 1156</span>                  <span class="stringliteral">&quot;use Return instead of ReturnRef to return a value&quot;</span>);</div>
<div class="line"><a id="l01157" name="l01157"></a><span class="lineno"> 1157</span>    <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>(<span class="keyword">new</span> Impl&lt;F&gt;(ref_));</div>
<div class="line"><a id="l01158" name="l01158"></a><span class="lineno"> 1158</span>  }</div>
<div class="line"><a id="l01159" name="l01159"></a><span class="lineno"> 1159</span> </div>
<div class="line"><a id="l01160" name="l01160"></a><span class="lineno"> 1160</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01161" name="l01161"></a><span class="lineno"> 1161</span>  <span class="comment">// Implements the ReturnRef(x) action for a particular function type F.</span></div>
<div class="line"><a id="l01162" name="l01162"></a><span class="lineno"> 1162</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01163" name="l01163"></a><span class="lineno"> 1163</span>  <span class="keyword">class </span>Impl : <span class="keyword">public</span> <a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface</a>&lt;F&gt; {</div>
<div class="line"><a id="l01164" name="l01164"></a><span class="lineno"> 1164</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01165" name="l01165"></a><span class="lineno"> 1165</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01166" name="l01166"></a><span class="lineno"> 1166</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::ArgumentTuple</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>;</div>
<div class="line"><a id="l01167" name="l01167"></a><span class="lineno"> 1167</span> </div>
<div class="line"><a id="l01168" name="l01168"></a><span class="lineno"> 1168</span>    <span class="keyword">explicit</span> Impl(T&amp; ref) : ref_(ref) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01169" name="l01169"></a><span class="lineno"> 1169</span> </div>
<div class="line"><a id="l01170" name="l01170"></a><span class="lineno"> 1170</span>    <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp;)<span class="keyword"> override </span>{ <span class="keywordflow">return</span> ref_; }</div>
<div class="line"><a id="l01171" name="l01171"></a><span class="lineno"> 1171</span> </div>
<div class="line"><a id="l01172" name="l01172"></a><span class="lineno"> 1172</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01173" name="l01173"></a><span class="lineno"> 1173</span>    T&amp; ref_;</div>
<div class="line"><a id="l01174" name="l01174"></a><span class="lineno"> 1174</span>  };</div>
<div class="line"><a id="l01175" name="l01175"></a><span class="lineno"> 1175</span> </div>
<div class="line"><a id="l01176" name="l01176"></a><span class="lineno"> 1176</span>  T&amp; ref_;</div>
<div class="line"><a id="l01177" name="l01177"></a><span class="lineno"> 1177</span>};</div>
</div>
<div class="line"><a id="l01178" name="l01178"></a><span class="lineno"> 1178</span> </div>
<div class="line"><a id="l01179" name="l01179"></a><span class="lineno"> 1179</span><span class="comment">// Implements the polymorphic ReturnRefOfCopy(x) action, which can be</span></div>
<div class="line"><a id="l01180" name="l01180"></a><span class="lineno"> 1180</span><span class="comment">// used in any function that returns a reference to the type of x,</span></div>
<div class="line"><a id="l01181" name="l01181"></a><span class="lineno"> 1181</span><span class="comment">// regardless of the argument types.</span></div>
<div class="line"><a id="l01182" name="l01182"></a><span class="lineno"> 1182</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01183" data-start="{" data-end="};">
<div class="line"><a id="l01183" name="l01183"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_ref_of_copy_action.html"> 1183</a></span><span class="keyword">class </span>ReturnRefOfCopyAction {</div>
<div class="line"><a id="l01184" name="l01184"></a><span class="lineno"> 1184</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01185" name="l01185"></a><span class="lineno"> 1185</span>  <span class="comment">// Constructs a ReturnRefOfCopyAction object from the reference to</span></div>
<div class="line"><a id="l01186" name="l01186"></a><span class="lineno"> 1186</span>  <span class="comment">// be returned.</span></div>
<div class="line"><a id="l01187" name="l01187"></a><span class="lineno"> 1187</span>  <span class="keyword">explicit</span> ReturnRefOfCopyAction(<span class="keyword">const</span> T&amp; value) : value_(value) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01188" name="l01188"></a><span class="lineno"> 1188</span> </div>
<div class="line"><a id="l01189" name="l01189"></a><span class="lineno"> 1189</span>  <span class="comment">// This template type conversion operator allows ReturnRefOfCopy(x) to be</span></div>
<div class="line"><a id="l01190" name="l01190"></a><span class="lineno"> 1190</span>  <span class="comment">// used in ANY function that returns a reference to x&#39;s type.</span></div>
<div class="line"><a id="l01191" name="l01191"></a><span class="lineno"> 1191</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01192" name="l01192"></a><span class="lineno"> 1192</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01193" name="l01193"></a><span class="lineno"> 1193</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01194" name="l01194"></a><span class="lineno"> 1194</span>    <span class="comment">// Asserts that the function return type is a reference.  This</span></div>
<div class="line"><a id="l01195" name="l01195"></a><span class="lineno"> 1195</span>    <span class="comment">// catches the user error of using ReturnRefOfCopy(x) when Return(x)</span></div>
<div class="line"><a id="l01196" name="l01196"></a><span class="lineno"> 1196</span>    <span class="comment">// should be used, and generates some helpful error message.</span></div>
<div class="line"><a id="l01197" name="l01197"></a><span class="lineno"> 1197</span>    <span class="keyword">static_assert</span>(std::is_reference&lt;Result&gt;::value,</div>
<div class="line"><a id="l01198" name="l01198"></a><span class="lineno"> 1198</span>                  <span class="stringliteral">&quot;use Return instead of ReturnRefOfCopy to return a value&quot;</span>);</div>
<div class="line"><a id="l01199" name="l01199"></a><span class="lineno"> 1199</span>    <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>(<span class="keyword">new</span> Impl&lt;F&gt;(value_));</div>
<div class="line"><a id="l01200" name="l01200"></a><span class="lineno"> 1200</span>  }</div>
<div class="line"><a id="l01201" name="l01201"></a><span class="lineno"> 1201</span> </div>
<div class="line"><a id="l01202" name="l01202"></a><span class="lineno"> 1202</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01203" name="l01203"></a><span class="lineno"> 1203</span>  <span class="comment">// Implements the ReturnRefOfCopy(x) action for a particular function type F.</span></div>
<div class="line"><a id="l01204" name="l01204"></a><span class="lineno"> 1204</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01205" name="l01205"></a><span class="lineno"> 1205</span>  <span class="keyword">class </span>Impl : <span class="keyword">public</span> <a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface</a>&lt;F&gt; {</div>
<div class="line"><a id="l01206" name="l01206"></a><span class="lineno"> 1206</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01207" name="l01207"></a><span class="lineno"> 1207</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01208" name="l01208"></a><span class="lineno"> 1208</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">Function&lt;F&gt;::ArgumentTuple</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>;</div>
<div class="line"><a id="l01209" name="l01209"></a><span class="lineno"> 1209</span> </div>
<div class="line"><a id="l01210" name="l01210"></a><span class="lineno"> 1210</span>    <span class="keyword">explicit</span> Impl(<span class="keyword">const</span> T&amp; value) : value_(value) {}  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01211" name="l01211"></a><span class="lineno"> 1211</span> </div>
<div class="line"><a id="l01212" name="l01212"></a><span class="lineno"> 1212</span>    <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp;)<span class="keyword"> override </span>{ <span class="keywordflow">return</span> value_; }</div>
<div class="line"><a id="l01213" name="l01213"></a><span class="lineno"> 1213</span> </div>
<div class="line"><a id="l01214" name="l01214"></a><span class="lineno"> 1214</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01215" name="l01215"></a><span class="lineno"> 1215</span>    T value_;</div>
<div class="line"><a id="l01216" name="l01216"></a><span class="lineno"> 1216</span>  };</div>
<div class="line"><a id="l01217" name="l01217"></a><span class="lineno"> 1217</span> </div>
<div class="line"><a id="l01218" name="l01218"></a><span class="lineno"> 1218</span>  <span class="keyword">const</span> T value_;</div>
<div class="line"><a id="l01219" name="l01219"></a><span class="lineno"> 1219</span>};</div>
</div>
<div class="line"><a id="l01220" name="l01220"></a><span class="lineno"> 1220</span> </div>
<div class="line"><a id="l01221" name="l01221"></a><span class="lineno"> 1221</span><span class="comment">// Implements the polymorphic ReturnRoundRobin(v) action, which can be</span></div>
<div class="line"><a id="l01222" name="l01222"></a><span class="lineno"> 1222</span><span class="comment">// used in any function that returns the element_type of v.</span></div>
<div class="line"><a id="l01223" name="l01223"></a><span class="lineno"> 1223</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01224" data-start="{" data-end="};">
<div class="line"><a id="l01224" name="l01224"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_return_round_robin_action.html"> 1224</a></span><span class="keyword">class </span>ReturnRoundRobinAction {</div>
<div class="line"><a id="l01225" name="l01225"></a><span class="lineno"> 1225</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01226" name="l01226"></a><span class="lineno"> 1226</span>  <span class="keyword">explicit</span> ReturnRoundRobinAction(std::vector&lt;T&gt; values) {</div>
<div class="line"><a id="l01227" name="l01227"></a><span class="lineno"> 1227</span>    GTEST_CHECK_(!values.empty())</div>
<div class="line"><a id="l01228" name="l01228"></a><span class="lineno"> 1228</span>        &lt;&lt; <span class="stringliteral">&quot;ReturnRoundRobin requires at least one element.&quot;</span>;</div>
<div class="line"><a id="l01229" name="l01229"></a><span class="lineno"> 1229</span>    state_-&gt;values = std::move(values);</div>
<div class="line"><a id="l01230" name="l01230"></a><span class="lineno"> 1230</span>  }</div>
<div class="line"><a id="l01231" name="l01231"></a><span class="lineno"> 1231</span> </div>
<div class="line"><a id="l01232" name="l01232"></a><span class="lineno"> 1232</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01233" name="l01233"></a><span class="lineno"> 1233</span>  T operator()(Args&amp;&amp;...)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01234" name="l01234"></a><span class="lineno"> 1234</span>    <span class="keywordflow">return</span> state_-&gt;Next();</div>
<div class="line"><a id="l01235" name="l01235"></a><span class="lineno"> 1235</span>  }</div>
<div class="line"><a id="l01236" name="l01236"></a><span class="lineno"> 1236</span> </div>
<div class="line"><a id="l01237" name="l01237"></a><span class="lineno"> 1237</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01238" name="l01238"></a><span class="lineno"> 1238</span>  <span class="keyword">struct </span>State {</div>
<div class="line"><a id="l01239" name="l01239"></a><span class="lineno"> 1239</span>    T Next() {</div>
<div class="line"><a id="l01240" name="l01240"></a><span class="lineno"> 1240</span>      T ret_val = values[i++];</div>
<div class="line"><a id="l01241" name="l01241"></a><span class="lineno"> 1241</span>      <span class="keywordflow">if</span> (i == values.size()) i = 0;</div>
<div class="line"><a id="l01242" name="l01242"></a><span class="lineno"> 1242</span>      <span class="keywordflow">return</span> ret_val;</div>
<div class="line"><a id="l01243" name="l01243"></a><span class="lineno"> 1243</span>    }</div>
<div class="line"><a id="l01244" name="l01244"></a><span class="lineno"> 1244</span> </div>
<div class="line"><a id="l01245" name="l01245"></a><span class="lineno"> 1245</span>    std::vector&lt;T&gt; values;</div>
<div class="line"><a id="l01246" name="l01246"></a><span class="lineno"> 1246</span>    <span class="keywordtype">size_t</span> i = 0;</div>
<div class="line"><a id="l01247" name="l01247"></a><span class="lineno"> 1247</span>  };</div>
<div class="line"><a id="l01248" name="l01248"></a><span class="lineno"> 1248</span>  std::shared_ptr&lt;State&gt; state_ = std::make_shared&lt;State&gt;();</div>
<div class="line"><a id="l01249" name="l01249"></a><span class="lineno"> 1249</span>};</div>
</div>
<div class="line"><a id="l01250" name="l01250"></a><span class="lineno"> 1250</span> </div>
<div class="line"><a id="l01251" name="l01251"></a><span class="lineno"> 1251</span><span class="comment">// Implements the polymorphic DoDefault() action.</span></div>
<div class="foldopen" id="foldopen01252" data-start="{" data-end="};">
<div class="line"><a id="l01252" name="l01252"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_do_default_action.html"> 1252</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_do_default_action.html">DoDefaultAction</a> {</div>
<div class="line"><a id="l01253" name="l01253"></a><span class="lineno"> 1253</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01254" name="l01254"></a><span class="lineno"> 1254</span>  <span class="comment">// This template type conversion operator allows DoDefault() to be</span></div>
<div class="line"><a id="l01255" name="l01255"></a><span class="lineno"> 1255</span>  <span class="comment">// used in any function.</span></div>
<div class="line"><a id="l01256" name="l01256"></a><span class="lineno"> 1256</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01257" name="l01257"></a><span class="lineno"> 1257</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01258" name="l01258"></a><span class="lineno"> 1258</span>    <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>();</div>
<div class="line"><a id="l01259" name="l01259"></a><span class="lineno"> 1259</span>  }  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01260" name="l01260"></a><span class="lineno"> 1260</span>};</div>
</div>
<div class="line"><a id="l01261" name="l01261"></a><span class="lineno"> 1261</span> </div>
<div class="line"><a id="l01262" name="l01262"></a><span class="lineno"> 1262</span><span class="comment">// Implements the Assign action to set a given pointer referent to a</span></div>
<div class="line"><a id="l01263" name="l01263"></a><span class="lineno"> 1263</span><span class="comment">// particular value.</span></div>
<div class="line"><a id="l01264" name="l01264"></a><span class="lineno"> 1264</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2&gt;</div>
<div class="foldopen" id="foldopen01265" data-start="{" data-end="};">
<div class="line"><a id="l01265" name="l01265"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_assign_action.html"> 1265</a></span><span class="keyword">class </span>AssignAction {</div>
<div class="line"><a id="l01266" name="l01266"></a><span class="lineno"> 1266</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01267" name="l01267"></a><span class="lineno"> 1267</span>  AssignAction(T1* ptr, T2 value) : ptr_(ptr), value_(value) {}</div>
<div class="line"><a id="l01268" name="l01268"></a><span class="lineno"> 1268</span> </div>
<div class="line"><a id="l01269" name="l01269"></a><span class="lineno"> 1269</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Result, <span class="keyword">typename</span> ArgumentTuple&gt;</div>
<div class="line"><a id="l01270" name="l01270"></a><span class="lineno"> 1270</span>  <span class="keywordtype">void</span> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp; <span class="comment">/* args */</span>)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01271" name="l01271"></a><span class="lineno"> 1271</span>    *ptr_ = value_;</div>
<div class="line"><a id="l01272" name="l01272"></a><span class="lineno"> 1272</span>  }</div>
<div class="line"><a id="l01273" name="l01273"></a><span class="lineno"> 1273</span> </div>
<div class="line"><a id="l01274" name="l01274"></a><span class="lineno"> 1274</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01275" name="l01275"></a><span class="lineno"> 1275</span>  T1* <span class="keyword">const</span> ptr_;</div>
<div class="line"><a id="l01276" name="l01276"></a><span class="lineno"> 1276</span>  <span class="keyword">const</span> T2 value_;</div>
<div class="line"><a id="l01277" name="l01277"></a><span class="lineno"> 1277</span>};</div>
</div>
<div class="line"><a id="l01278" name="l01278"></a><span class="lineno"> 1278</span> </div>
<div class="line"><a id="l01279" name="l01279"></a><span class="lineno"> 1279</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01280" name="l01280"></a><span class="lineno"> 1280</span> </div>
<div class="line"><a id="l01281" name="l01281"></a><span class="lineno"> 1281</span><span class="comment">// Implements the SetErrnoAndReturn action to simulate return from</span></div>
<div class="line"><a id="l01282" name="l01282"></a><span class="lineno"> 1282</span><span class="comment">// various system calls and libc functions.</span></div>
<div class="line"><a id="l01283" name="l01283"></a><span class="lineno"> 1283</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01284" data-start="{" data-end="};">
<div class="line"><a id="l01284" name="l01284"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_set_errno_and_return_action.html"> 1284</a></span><span class="keyword">class </span>SetErrnoAndReturnAction {</div>
<div class="line"><a id="l01285" name="l01285"></a><span class="lineno"> 1285</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01286" name="l01286"></a><span class="lineno"> 1286</span>  SetErrnoAndReturnAction(<span class="keywordtype">int</span> errno_value, T result)</div>
<div class="line"><a id="l01287" name="l01287"></a><span class="lineno"> 1287</span>      : errno_(errno_value), result_(result) {}</div>
<div class="line"><a id="l01288" name="l01288"></a><span class="lineno"> 1288</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Result, <span class="keyword">typename</span> ArgumentTuple&gt;</div>
<div class="line"><a id="l01289" name="l01289"></a><span class="lineno"> 1289</span>  <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp; <span class="comment">/* args */</span>)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01290" name="l01290"></a><span class="lineno"> 1290</span>    errno = errno_;</div>
<div class="line"><a id="l01291" name="l01291"></a><span class="lineno"> 1291</span>    <span class="keywordflow">return</span> result_;</div>
<div class="line"><a id="l01292" name="l01292"></a><span class="lineno"> 1292</span>  }</div>
<div class="line"><a id="l01293" name="l01293"></a><span class="lineno"> 1293</span> </div>
<div class="line"><a id="l01294" name="l01294"></a><span class="lineno"> 1294</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01295" name="l01295"></a><span class="lineno"> 1295</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> errno_;</div>
<div class="line"><a id="l01296" name="l01296"></a><span class="lineno"> 1296</span>  <span class="keyword">const</span> T result_;</div>
<div class="line"><a id="l01297" name="l01297"></a><span class="lineno"> 1297</span>};</div>
</div>
<div class="line"><a id="l01298" name="l01298"></a><span class="lineno"> 1298</span> </div>
<div class="line"><a id="l01299" name="l01299"></a><span class="lineno"> 1299</span><span class="preprocessor">#endif  </span><span class="comment">// !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01300" name="l01300"></a><span class="lineno"> 1300</span> </div>
<div class="line"><a id="l01301" name="l01301"></a><span class="lineno"> 1301</span><span class="comment">// Implements the SetArgumentPointee&lt;N&gt;(x) action for any function</span></div>
<div class="line"><a id="l01302" name="l01302"></a><span class="lineno"> 1302</span><span class="comment">// whose N-th argument (0-based) is a pointer to x&#39;s type.</span></div>
<div class="line"><a id="l01303" name="l01303"></a><span class="lineno"> 1303</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> N, <span class="keyword">typename</span> A, <span class="keyword">typename</span> = <span class="keywordtype">void</span>&gt;</div>
<div class="foldopen" id="foldopen01304" data-start="{" data-end="};">
<div class="line"><a id="l01304" name="l01304"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_set_argument_pointee_action.html"> 1304</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_argument_pointee_action.html">SetArgumentPointeeAction</a> {</div>
<div class="line"><a id="l01305" name="l01305"></a><span class="lineno"> 1305</span>  A value;</div>
<div class="line"><a id="l01306" name="l01306"></a><span class="lineno"> 1306</span> </div>
<div class="line"><a id="l01307" name="l01307"></a><span class="lineno"> 1307</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01308" name="l01308"></a><span class="lineno"> 1308</span>  <span class="keywordtype">void</span> operator()(<span class="keyword">const</span> Args&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01309" name="l01309"></a><span class="lineno"> 1309</span>    *::std::get&lt;N&gt;(std::tie(args...)) = value;</div>
<div class="line"><a id="l01310" name="l01310"></a><span class="lineno"> 1310</span>  }</div>
<div class="line"><a id="l01311" name="l01311"></a><span class="lineno"> 1311</span>};</div>
</div>
<div class="line"><a id="l01312" name="l01312"></a><span class="lineno"> 1312</span> </div>
<div class="line"><a id="l01313" name="l01313"></a><span class="lineno"> 1313</span><span class="comment">// Implements the Invoke(object_ptr, &amp;Class::Method) action.</span></div>
<div class="line"><a id="l01314" name="l01314"></a><span class="lineno"> 1314</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> Class, <span class="keyword">typename</span> MethodPtr&gt;</div>
<div class="foldopen" id="foldopen01315" data-start="{" data-end="};">
<div class="line"><a id="l01315" name="l01315"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_invoke_method_action.html"> 1315</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_method_action.html">InvokeMethodAction</a> {</div>
<div class="line"><a id="l01316" name="l01316"></a><span class="lineno"> 1316</span>  Class* <span class="keyword">const</span> obj_ptr;</div>
<div class="line"><a id="l01317" name="l01317"></a><span class="lineno"> 1317</span>  <span class="keyword">const</span> MethodPtr method_ptr;</div>
<div class="line"><a id="l01318" name="l01318"></a><span class="lineno"> 1318</span> </div>
<div class="line"><a id="l01319" name="l01319"></a><span class="lineno"> 1319</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01320" name="l01320"></a><span class="lineno"> 1320</span>  <span class="keyword">auto</span> operator()(Args&amp;&amp;... args) <span class="keyword">const</span></div>
<div class="line"><a id="l01321" name="l01321"></a><span class="lineno"> 1321</span>      -&gt; <span class="keyword">decltype</span>((obj_ptr-&gt;*method_ptr)(std::forward&lt;Args&gt;(args)...)) {</div>
<div class="line"><a id="l01322" name="l01322"></a><span class="lineno"> 1322</span>    <span class="keywordflow">return</span> (obj_ptr-&gt;*method_ptr)(std::forward&lt;Args&gt;(args)...);</div>
<div class="line"><a id="l01323" name="l01323"></a><span class="lineno"> 1323</span>  }</div>
<div class="line"><a id="l01324" name="l01324"></a><span class="lineno"> 1324</span>};</div>
</div>
<div class="line"><a id="l01325" name="l01325"></a><span class="lineno"> 1325</span> </div>
<div class="line"><a id="l01326" name="l01326"></a><span class="lineno"> 1326</span><span class="comment">// Implements the InvokeWithoutArgs(f) action.  The template argument</span></div>
<div class="line"><a id="l01327" name="l01327"></a><span class="lineno"> 1327</span><span class="comment">// FunctionImpl is the implementation type of f, which can be either a</span></div>
<div class="line"><a id="l01328" name="l01328"></a><span class="lineno"> 1328</span><span class="comment">// function pointer or a functor.  InvokeWithoutArgs(f) can be used as an</span></div>
<div class="line"><a id="l01329" name="l01329"></a><span class="lineno"> 1329</span><span class="comment">// Action&lt;F&gt; as long as f&#39;s type is compatible with F.</span></div>
<div class="line"><a id="l01330" name="l01330"></a><span class="lineno"> 1330</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> FunctionImpl&gt;</div>
<div class="foldopen" id="foldopen01331" data-start="{" data-end="};">
<div class="line"><a id="l01331" name="l01331"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_invoke_without_args_action.html"> 1331</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_without_args_action.html">InvokeWithoutArgsAction</a> {</div>
<div class="line"><a id="l01332" name="l01332"></a><span class="lineno"> 1332</span>  FunctionImpl function_impl;</div>
<div class="line"><a id="l01333" name="l01333"></a><span class="lineno"> 1333</span> </div>
<div class="line"><a id="l01334" name="l01334"></a><span class="lineno"> 1334</span>  <span class="comment">// Allows InvokeWithoutArgs(f) to be used as any action whose type is</span></div>
<div class="line"><a id="l01335" name="l01335"></a><span class="lineno"> 1335</span>  <span class="comment">// compatible with f.</span></div>
<div class="line"><a id="l01336" name="l01336"></a><span class="lineno"> 1336</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01337" name="l01337"></a><span class="lineno"> 1337</span>  <span class="keyword">auto</span> operator()(<span class="keyword">const</span> Args&amp;...) -&gt; <span class="keyword">decltype</span>(function_impl()) {</div>
<div class="line"><a id="l01338" name="l01338"></a><span class="lineno"> 1338</span>    <span class="keywordflow">return</span> function_impl();</div>
<div class="line"><a id="l01339" name="l01339"></a><span class="lineno"> 1339</span>  }</div>
<div class="line"><a id="l01340" name="l01340"></a><span class="lineno"> 1340</span>};</div>
</div>
<div class="line"><a id="l01341" name="l01341"></a><span class="lineno"> 1341</span> </div>
<div class="line"><a id="l01342" name="l01342"></a><span class="lineno"> 1342</span><span class="comment">// Implements the InvokeWithoutArgs(object_ptr, &amp;Class::Method) action.</span></div>
<div class="line"><a id="l01343" name="l01343"></a><span class="lineno"> 1343</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> Class, <span class="keyword">typename</span> MethodPtr&gt;</div>
<div class="foldopen" id="foldopen01344" data-start="{" data-end="};">
<div class="line"><a id="l01344" name="l01344"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_invoke_method_without_args_action.html"> 1344</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_method_without_args_action.html">InvokeMethodWithoutArgsAction</a> {</div>
<div class="line"><a id="l01345" name="l01345"></a><span class="lineno"> 1345</span>  Class* <span class="keyword">const</span> obj_ptr;</div>
<div class="line"><a id="l01346" name="l01346"></a><span class="lineno"> 1346</span>  <span class="keyword">const</span> MethodPtr method_ptr;</div>
<div class="line"><a id="l01347" name="l01347"></a><span class="lineno"> 1347</span> </div>
<div class="line"><a id="l01348" name="l01348"></a><span class="lineno"> 1348</span>  <span class="keyword">using </span>ReturnType =</div>
<div class="line"><a id="l01349" name="l01349"></a><span class="lineno"> 1349</span>      <span class="keyword">decltype</span>((std::declval&lt;Class*&gt;()-&gt;*std::declval&lt;MethodPtr&gt;())());</div>
<div class="line"><a id="l01350" name="l01350"></a><span class="lineno"> 1350</span> </div>
<div class="line"><a id="l01351" name="l01351"></a><span class="lineno"> 1351</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01352" name="l01352"></a><span class="lineno"> 1352</span>  ReturnType operator()(<span class="keyword">const</span> Args&amp;...)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01353" name="l01353"></a><span class="lineno"> 1353</span>    <span class="keywordflow">return</span> (obj_ptr-&gt;*method_ptr)();</div>
<div class="line"><a id="l01354" name="l01354"></a><span class="lineno"> 1354</span>  }</div>
<div class="line"><a id="l01355" name="l01355"></a><span class="lineno"> 1355</span>};</div>
</div>
<div class="line"><a id="l01356" name="l01356"></a><span class="lineno"> 1356</span> </div>
<div class="line"><a id="l01357" name="l01357"></a><span class="lineno"> 1357</span><span class="comment">// Implements the IgnoreResult(action) action.</span></div>
<div class="line"><a id="l01358" name="l01358"></a><span class="lineno"> 1358</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> A&gt;</div>
<div class="foldopen" id="foldopen01359" data-start="{" data-end="};">
<div class="line"><a id="l01359" name="l01359"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_ignore_result_action.html"> 1359</a></span><span class="keyword">class </span>IgnoreResultAction {</div>
<div class="line"><a id="l01360" name="l01360"></a><span class="lineno"> 1360</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01361" name="l01361"></a><span class="lineno"> 1361</span>  <span class="keyword">explicit</span> IgnoreResultAction(<span class="keyword">const</span> A&amp; action) : action_(action) {}</div>
<div class="line"><a id="l01362" name="l01362"></a><span class="lineno"> 1362</span> </div>
<div class="line"><a id="l01363" name="l01363"></a><span class="lineno"> 1363</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01364" name="l01364"></a><span class="lineno"> 1364</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01365" name="l01365"></a><span class="lineno"> 1365</span>    <span class="comment">// Assert statement belongs here because this is the best place to verify</span></div>
<div class="line"><a id="l01366" name="l01366"></a><span class="lineno"> 1366</span>    <span class="comment">// conditions on F. It produces the clearest error messages</span></div>
<div class="line"><a id="l01367" name="l01367"></a><span class="lineno"> 1367</span>    <span class="comment">// in most compilers.</span></div>
<div class="line"><a id="l01368" name="l01368"></a><span class="lineno"> 1368</span>    <span class="comment">// Impl really belongs in this scope as a local class but can&#39;t</span></div>
<div class="line"><a id="l01369" name="l01369"></a><span class="lineno"> 1369</span>    <span class="comment">// because MSVC produces duplicate symbols in different translation units</span></div>
<div class="line"><a id="l01370" name="l01370"></a><span class="lineno"> 1370</span>    <span class="comment">// in this case. Until MS fixes that bug we put Impl into the class scope</span></div>
<div class="line"><a id="l01371" name="l01371"></a><span class="lineno"> 1371</span>    <span class="comment">// and put the typedef both here (for use in assert statement) and</span></div>
<div class="line"><a id="l01372" name="l01372"></a><span class="lineno"> 1372</span>    <span class="comment">// in the Impl class. But both definitions must be the same.</span></div>
<div class="line"><a id="l01373" name="l01373"></a><span class="lineno"> 1373</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01374" name="l01374"></a><span class="lineno"> 1374</span> </div>
<div class="line"><a id="l01375" name="l01375"></a><span class="lineno"> 1375</span>    <span class="comment">// Asserts at compile time that F returns void.</span></div>
<div class="line"><a id="l01376" name="l01376"></a><span class="lineno"> 1376</span>    <span class="keyword">static_assert</span>(std::is_void&lt;Result&gt;::value, <span class="stringliteral">&quot;Result type should be void.&quot;</span>);</div>
<div class="line"><a id="l01377" name="l01377"></a><span class="lineno"> 1377</span> </div>
<div class="line"><a id="l01378" name="l01378"></a><span class="lineno"> 1378</span>    <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;F&gt;</a>(<span class="keyword">new</span> Impl&lt;F&gt;(action_));</div>
<div class="line"><a id="l01379" name="l01379"></a><span class="lineno"> 1379</span>  }</div>
<div class="line"><a id="l01380" name="l01380"></a><span class="lineno"> 1380</span> </div>
<div class="line"><a id="l01381" name="l01381"></a><span class="lineno"> 1381</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01382" name="l01382"></a><span class="lineno"> 1382</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l01383" name="l01383"></a><span class="lineno"> 1383</span>  <span class="keyword">class </span>Impl : <span class="keyword">public</span> <a class="code hl_class" href="classtesting_1_1_action_interface.html">ActionInterface</a>&lt;F&gt; {</div>
<div class="line"><a id="l01384" name="l01384"></a><span class="lineno"> 1384</span>   <span class="keyword">public</span>:</div>
<div class="line"><a id="l01385" name="l01385"></a><span class="lineno"> 1385</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::Result</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">Result</a>;</div>
<div class="line"><a id="l01386" name="l01386"></a><span class="lineno"> 1386</span>    <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::ArgumentTuple</a> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>;</div>
<div class="line"><a id="l01387" name="l01387"></a><span class="lineno"> 1387</span> </div>
<div class="line"><a id="l01388" name="l01388"></a><span class="lineno"> 1388</span>    <span class="keyword">explicit</span> Impl(<span class="keyword">const</span> A&amp; action) : action_(action) {}</div>
<div class="line"><a id="l01389" name="l01389"></a><span class="lineno"> 1389</span> </div>
<div class="line"><a id="l01390" name="l01390"></a><span class="lineno"> 1390</span>    <span class="keywordtype">void</span> Perform(<span class="keyword">const</span> <a class="code hl_class" href="structtesting_1_1internal_1_1_function.html">ArgumentTuple</a>&amp; args)<span class="keyword"> override </span>{</div>
<div class="line"><a id="l01391" name="l01391"></a><span class="lineno"> 1391</span>      <span class="comment">// Performs the action and ignores its result.</span></div>
<div class="line"><a id="l01392" name="l01392"></a><span class="lineno"> 1392</span>      action_.Perform(args);</div>
<div class="line"><a id="l01393" name="l01393"></a><span class="lineno"> 1393</span>    }</div>
<div class="line"><a id="l01394" name="l01394"></a><span class="lineno"> 1394</span> </div>
<div class="line"><a id="l01395" name="l01395"></a><span class="lineno"> 1395</span>   <span class="keyword">private</span>:</div>
<div class="line"><a id="l01396" name="l01396"></a><span class="lineno"> 1396</span>    <span class="comment">// Type OriginalFunction is the same as F except that its return</span></div>
<div class="line"><a id="l01397" name="l01397"></a><span class="lineno"> 1397</span>    <span class="comment">// type is IgnoredValue.</span></div>
<div class="line"><a id="l01398" name="l01398"></a><span class="lineno"> 1398</span>    <span class="keyword">typedef</span></div>
<div class="line"><a id="l01399" name="l01399"></a><span class="lineno"> 1399</span>        <span class="keyword">typename</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_function.html">internal::Function&lt;F&gt;::MakeResultIgnoredValue</a> OriginalFunction;</div>
<div class="line"><a id="l01400" name="l01400"></a><span class="lineno"> 1400</span> </div>
<div class="line"><a id="l01401" name="l01401"></a><span class="lineno"> 1401</span>    <span class="keyword">const</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action&lt;OriginalFunction&gt;</a> action_;</div>
<div class="line"><a id="l01402" name="l01402"></a><span class="lineno"> 1402</span>  };</div>
<div class="line"><a id="l01403" name="l01403"></a><span class="lineno"> 1403</span> </div>
<div class="line"><a id="l01404" name="l01404"></a><span class="lineno"> 1404</span>  <span class="keyword">const</span> A action_;</div>
<div class="line"><a id="l01405" name="l01405"></a><span class="lineno"> 1405</span>};</div>
</div>
<div class="line"><a id="l01406" name="l01406"></a><span class="lineno"> 1406</span> </div>
<div class="line"><a id="l01407" name="l01407"></a><span class="lineno"> 1407</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> InnerAction, <span class="keywordtype">size_t</span>... I&gt;</div>
<div class="foldopen" id="foldopen01408" data-start="{" data-end="};">
<div class="line"><a id="l01408" name="l01408"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_with_args_action.html"> 1408</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_with_args_action.html">WithArgsAction</a> {</div>
<div class="line"><a id="l01409" name="l01409"></a><span class="lineno"> 1409</span>  InnerAction inner_action;</div>
<div class="line"><a id="l01410" name="l01410"></a><span class="lineno"> 1410</span> </div>
<div class="line"><a id="l01411" name="l01411"></a><span class="lineno"> 1411</span>  <span class="comment">// The signature of the function as seen by the inner action, given an out</span></div>
<div class="line"><a id="l01412" name="l01412"></a><span class="lineno"> 1412</span>  <span class="comment">// action with the given result and argument types.</span></div>
<div class="line"><a id="l01413" name="l01413"></a><span class="lineno"> 1413</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01414" name="l01414"></a><span class="lineno"> 1414</span>  <span class="keyword">using </span>InnerSignature =</div>
<div class="line"><a id="l01415" name="l01415"></a><span class="lineno"> 1415</span>      R(<span class="keyword">typename</span> std::tuple_element&lt;I, std::tuple&lt;Args...&gt;&gt;::type...);</div>
<div class="line"><a id="l01416" name="l01416"></a><span class="lineno"> 1416</span> </div>
<div class="line"><a id="l01417" name="l01417"></a><span class="lineno"> 1417</span>  <span class="comment">// Rather than a call operator, we must define conversion operators to</span></div>
<div class="line"><a id="l01418" name="l01418"></a><span class="lineno"> 1418</span>  <span class="comment">// particular action types. This is necessary for embedded actions like</span></div>
<div class="line"><a id="l01419" name="l01419"></a><span class="lineno"> 1419</span>  <span class="comment">// DoDefault(), which rely on an action conversion operators rather than</span></div>
<div class="line"><a id="l01420" name="l01420"></a><span class="lineno"> 1420</span>  <span class="comment">// providing a call operator because even with a particular set of arguments</span></div>
<div class="line"><a id="l01421" name="l01421"></a><span class="lineno"> 1421</span>  <span class="comment">// they don&#39;t have a fixed return type.</span></div>
<div class="line"><a id="l01422" name="l01422"></a><span class="lineno"> 1422</span> </div>
<div class="line"><a id="l01423" name="l01423"></a><span class="lineno"> 1423</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01424" name="l01424"></a><span class="lineno"> 1424</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01425" name="l01425"></a><span class="lineno"> 1425</span>                std::is_convertible&lt;</div>
<div class="line"><a id="l01426" name="l01426"></a><span class="lineno"> 1426</span>                    InnerAction,</div>
<div class="line"><a id="l01427" name="l01427"></a><span class="lineno"> 1427</span>                    <span class="comment">// Unfortunately we can&#39;t use the InnerSignature alias here;</span></div>
<div class="line"><a id="l01428" name="l01428"></a><span class="lineno"> 1428</span>                    <span class="comment">// MSVC complains about the I parameter pack not being</span></div>
<div class="line"><a id="l01429" name="l01429"></a><span class="lineno"> 1429</span>                    <span class="comment">// expanded (error C3520) despite it being expanded in the</span></div>
<div class="line"><a id="l01430" name="l01430"></a><span class="lineno"> 1430</span>                    <span class="comment">// type alias.</span></div>
<div class="line"><a id="l01431" name="l01431"></a><span class="lineno"> 1431</span>                    <span class="comment">// TupleElement is also an MSVC workaround.</span></div>
<div class="line"><a id="l01432" name="l01432"></a><span class="lineno"> 1432</span>                    <span class="comment">// See its definition for details.</span></div>
<div class="line"><a id="l01433" name="l01433"></a><span class="lineno"> 1433</span>                    <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(internal::TupleElement&lt;</div>
<div class="line"><a id="l01434" name="l01434"></a><span class="lineno"> 1434</span>                                 I, std::tuple&lt;Args...&gt;&gt;...)&gt;&gt;::value,</div>
<div class="line"><a id="l01435" name="l01435"></a><span class="lineno"> 1435</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01436" name="l01436"></a><span class="lineno"> 1436</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt;() &amp;&amp; {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01437" name="l01437"></a><span class="lineno"> 1437</span>    <span class="keyword">struct </span>OA {</div>
<div class="line"><a id="l01438" name="l01438"></a><span class="lineno"> 1438</span>      <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;InnerSignature&lt;R, Args...&gt;&gt; inner_action;</div>
<div class="line"><a id="l01439" name="l01439"></a><span class="lineno"> 1439</span> </div>
<div class="line"><a id="l01440" name="l01440"></a><span class="lineno"> 1440</span>      R operator()(Args&amp;&amp;... args) &amp;&amp; {</div>
<div class="line"><a id="l01441" name="l01441"></a><span class="lineno"> 1441</span>        <span class="keywordflow">return</span> std::move(inner_action)</div>
<div class="line"><a id="l01442" name="l01442"></a><span class="lineno"> 1442</span>            .Call(std::get&lt;I&gt;(</div>
<div class="line"><a id="l01443" name="l01443"></a><span class="lineno"> 1443</span>                std::forward_as_tuple(std::forward&lt;Args&gt;(args)...))...);</div>
<div class="line"><a id="l01444" name="l01444"></a><span class="lineno"> 1444</span>      }</div>
<div class="line"><a id="l01445" name="l01445"></a><span class="lineno"> 1445</span>    };</div>
<div class="line"><a id="l01446" name="l01446"></a><span class="lineno"> 1446</span> </div>
<div class="line"><a id="l01447" name="l01447"></a><span class="lineno"> 1447</span>    <span class="keywordflow">return</span> OA{std::move(inner_action)};</div>
<div class="line"><a id="l01448" name="l01448"></a><span class="lineno"> 1448</span>  }</div>
<div class="line"><a id="l01449" name="l01449"></a><span class="lineno"> 1449</span> </div>
<div class="line"><a id="l01450" name="l01450"></a><span class="lineno"> 1450</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01451" name="l01451"></a><span class="lineno"> 1451</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01452" name="l01452"></a><span class="lineno"> 1452</span>                std::is_convertible&lt;</div>
<div class="line"><a id="l01453" name="l01453"></a><span class="lineno"> 1453</span>                    <span class="keyword">const</span> InnerAction&amp;,</div>
<div class="line"><a id="l01454" name="l01454"></a><span class="lineno"> 1454</span>                    <span class="comment">// Unfortunately we can&#39;t use the InnerSignature alias here;</span></div>
<div class="line"><a id="l01455" name="l01455"></a><span class="lineno"> 1455</span>                    <span class="comment">// MSVC complains about the I parameter pack not being</span></div>
<div class="line"><a id="l01456" name="l01456"></a><span class="lineno"> 1456</span>                    <span class="comment">// expanded (error C3520) despite it being expanded in the</span></div>
<div class="line"><a id="l01457" name="l01457"></a><span class="lineno"> 1457</span>                    <span class="comment">// type alias.</span></div>
<div class="line"><a id="l01458" name="l01458"></a><span class="lineno"> 1458</span>                    <span class="comment">// TupleElement is also an MSVC workaround.</span></div>
<div class="line"><a id="l01459" name="l01459"></a><span class="lineno"> 1459</span>                    <span class="comment">// See its definition for details.</span></div>
<div class="line"><a id="l01460" name="l01460"></a><span class="lineno"> 1460</span>                    <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;R(internal::TupleElement&lt;</div>
<div class="line"><a id="l01461" name="l01461"></a><span class="lineno"> 1461</span>                             I, std::tuple&lt;Args...&gt;&gt;...)&gt;&gt;::value,</div>
<div class="line"><a id="l01462" name="l01462"></a><span class="lineno"> 1462</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01463" name="l01463"></a><span class="lineno"> 1463</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;R(Args...)&gt;() <span class="keyword">const</span> {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01464" name="l01464"></a><span class="lineno"> 1464</span>    <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;InnerSignature&lt;R, Args...&gt;&gt; converted(inner_action);</div>
<div class="line"><a id="l01465" name="l01465"></a><span class="lineno"> 1465</span> </div>
<div class="line"><a id="l01466" name="l01466"></a><span class="lineno"> 1466</span>    <span class="keywordflow">return</span> [converted](Args&amp;&amp;... args) -&gt; R {</div>
<div class="line"><a id="l01467" name="l01467"></a><span class="lineno"> 1467</span>      <span class="keywordflow">return</span> converted.Perform(std::forward_as_tuple(</div>
<div class="line"><a id="l01468" name="l01468"></a><span class="lineno"> 1468</span>          std::get&lt;I&gt;(std::forward_as_tuple(std::forward&lt;Args&gt;(args)...))...));</div>
<div class="line"><a id="l01469" name="l01469"></a><span class="lineno"> 1469</span>    };</div>
<div class="line"><a id="l01470" name="l01470"></a><span class="lineno"> 1470</span>  }</div>
<div class="line"><a id="l01471" name="l01471"></a><span class="lineno"> 1471</span>};</div>
</div>
<div class="line"><a id="l01472" name="l01472"></a><span class="lineno"> 1472</span> </div>
<div class="line"><a id="l01473" name="l01473"></a><span class="lineno"> 1473</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Actions&gt;</div>
<div class="line"><a id="l01474" name="l01474"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_do_all_action.html"> 1474</a></span><span class="keyword">class </span><a class="code hl_class" href="classtesting_1_1internal_1_1_do_all_action.html">DoAllAction</a>;</div>
<div class="line"><a id="l01475" name="l01475"></a><span class="lineno"> 1475</span> </div>
<div class="line"><a id="l01476" name="l01476"></a><span class="lineno"> 1476</span><span class="comment">// Base case: only a single action.</span></div>
<div class="line"><a id="l01477" name="l01477"></a><span class="lineno"> 1477</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> FinalAction&gt;</div>
<div class="foldopen" id="foldopen01478" data-start="{" data-end="};">
<div class="line"><a id="l01478" name="l01478"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4.html"> 1478</a></span><span class="keyword">class </span>DoAllAction&lt;FinalAction&gt; {</div>
<div class="line"><a id="l01479" name="l01479"></a><span class="lineno"> 1479</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01480" name="l01480"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4_1_1_user_constructor_tag.html"> 1480</a></span>  <span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4_1_1_user_constructor_tag.html">UserConstructorTag</a> {};</div>
<div class="line"><a id="l01481" name="l01481"></a><span class="lineno"> 1481</span> </div>
<div class="line"><a id="l01482" name="l01482"></a><span class="lineno"> 1482</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01483" name="l01483"></a><span class="lineno"> 1483</span>  <span class="keyword">explicit</span> DoAllAction(<a class="code hl_struct" href="structtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4_1_1_user_constructor_tag.html">UserConstructorTag</a>, T&amp;&amp; action)</div>
<div class="line"><a id="l01484" name="l01484"></a><span class="lineno"> 1484</span>      : final_action_(std::forward&lt;T&gt;(action)) {}</div>
<div class="line"><a id="l01485" name="l01485"></a><span class="lineno"> 1485</span> </div>
<div class="line"><a id="l01486" name="l01486"></a><span class="lineno"> 1486</span>  <span class="comment">// Rather than a call operator, we must define conversion operators to</span></div>
<div class="line"><a id="l01487" name="l01487"></a><span class="lineno"> 1487</span>  <span class="comment">// particular action types. This is necessary for embedded actions like</span></div>
<div class="line"><a id="l01488" name="l01488"></a><span class="lineno"> 1488</span>  <span class="comment">// DoDefault(), which rely on an action conversion operators rather than</span></div>
<div class="line"><a id="l01489" name="l01489"></a><span class="lineno"> 1489</span>  <span class="comment">// providing a call operator because even with a particular set of arguments</span></div>
<div class="line"><a id="l01490" name="l01490"></a><span class="lineno"> 1490</span>  <span class="comment">// they don&#39;t have a fixed return type.</span></div>
<div class="line"><a id="l01491" name="l01491"></a><span class="lineno"> 1491</span> </div>
<div class="line"><a id="l01492" name="l01492"></a><span class="lineno"> 1492</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01493" name="l01493"></a><span class="lineno"> 1493</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01494" name="l01494"></a><span class="lineno"> 1494</span>                std::is_convertible&lt;FinalAction, <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt;&gt;::value,</div>
<div class="line"><a id="l01495" name="l01495"></a><span class="lineno"> 1495</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01496" name="l01496"></a><span class="lineno"> 1496</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt;() &amp;&amp; {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01497" name="l01497"></a><span class="lineno"> 1497</span>    <span class="keywordflow">return</span> std::move(final_action_);</div>
<div class="line"><a id="l01498" name="l01498"></a><span class="lineno"> 1498</span>  }</div>
<div class="line"><a id="l01499" name="l01499"></a><span class="lineno"> 1499</span> </div>
<div class="line"><a id="l01500" name="l01500"></a><span class="lineno"> 1500</span>  <span class="keyword">template</span> &lt;</div>
<div class="line"><a id="l01501" name="l01501"></a><span class="lineno"> 1501</span>      <span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01502" name="l01502"></a><span class="lineno"> 1502</span>      <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01503" name="l01503"></a><span class="lineno"> 1503</span>          std::is_convertible&lt;<span class="keyword">const</span> FinalAction&amp;, <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;R(Args...)&gt;&gt;::value,</div>
<div class="line"><a id="l01504" name="l01504"></a><span class="lineno"> 1504</span>          <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01505" name="l01505"></a><span class="lineno"> 1505</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;R(Args...)&gt;() <span class="keyword">const</span> {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01506" name="l01506"></a><span class="lineno"> 1506</span>    <span class="keywordflow">return</span> final_action_;</div>
<div class="line"><a id="l01507" name="l01507"></a><span class="lineno"> 1507</span>  }</div>
<div class="line"><a id="l01508" name="l01508"></a><span class="lineno"> 1508</span> </div>
<div class="line"><a id="l01509" name="l01509"></a><span class="lineno"> 1509</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01510" name="l01510"></a><span class="lineno"> 1510</span>  FinalAction final_action_;</div>
<div class="line"><a id="l01511" name="l01511"></a><span class="lineno"> 1511</span>};</div>
</div>
<div class="line"><a id="l01512" name="l01512"></a><span class="lineno"> 1512</span> </div>
<div class="line"><a id="l01513" name="l01513"></a><span class="lineno"> 1513</span><span class="comment">// Recursive case: support N actions by calling the initial action and then</span></div>
<div class="line"><a id="l01514" name="l01514"></a><span class="lineno"> 1514</span><span class="comment">// calling through to the base class containing N-1 actions.</span></div>
<div class="line"><a id="l01515" name="l01515"></a><span class="lineno"> 1515</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> InitialAction, <span class="keyword">typename</span>... OtherActions&gt;</div>
<div class="foldopen" id="foldopen01516" data-start="{" data-end="};">
<div class="line"><a id="l01516" name="l01516"></a><span class="lineno"><a class="line" href="classtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4.html"> 1516</a></span><span class="keyword">class </span>DoAllAction&lt;InitialAction, OtherActions...&gt;</div>
<div class="line"><a id="l01517" name="l01517"></a><span class="lineno"> 1517</span>    : <span class="keyword">private</span> DoAllAction&lt;OtherActions...&gt; {</div>
<div class="line"><a id="l01518" name="l01518"></a><span class="lineno"> 1518</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01519" name="l01519"></a><span class="lineno"> 1519</span>  <span class="keyword">using </span>Base = DoAllAction&lt;OtherActions...&gt;;</div>
<div class="line"><a id="l01520" name="l01520"></a><span class="lineno"> 1520</span> </div>
<div class="line"><a id="l01521" name="l01521"></a><span class="lineno"> 1521</span>  <span class="comment">// The type of reference that should be provided to an initial action for a</span></div>
<div class="line"><a id="l01522" name="l01522"></a><span class="lineno"> 1522</span>  <span class="comment">// mocked function parameter of type T.</span></div>
<div class="line"><a id="l01523" name="l01523"></a><span class="lineno"> 1523</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01524" name="l01524"></a><span class="lineno"> 1524</span>  <span class="comment">// There are two quirks here:</span></div>
<div class="line"><a id="l01525" name="l01525"></a><span class="lineno"> 1525</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01526" name="l01526"></a><span class="lineno"> 1526</span>  <span class="comment">//  *  Unlike most forwarding functions, we pass scalars through by value.</span></div>
<div class="line"><a id="l01527" name="l01527"></a><span class="lineno"> 1527</span>  <span class="comment">//     This isn&#39;t strictly necessary because an lvalue reference would work</span></div>
<div class="line"><a id="l01528" name="l01528"></a><span class="lineno"> 1528</span>  <span class="comment">//     fine too and be consistent with other non-reference types, but it&#39;s</span></div>
<div class="line"><a id="l01529" name="l01529"></a><span class="lineno"> 1529</span>  <span class="comment">//     perhaps less surprising.</span></div>
<div class="line"><a id="l01530" name="l01530"></a><span class="lineno"> 1530</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01531" name="l01531"></a><span class="lineno"> 1531</span>  <span class="comment">//     For example if the mocked function has signature void(int), then it</span></div>
<div class="line"><a id="l01532" name="l01532"></a><span class="lineno"> 1532</span>  <span class="comment">//     might seem surprising for the user&#39;s initial action to need to be</span></div>
<div class="line"><a id="l01533" name="l01533"></a><span class="lineno"> 1533</span>  <span class="comment">//     convertible to Action&lt;void(const int&amp;)&gt;. This is perhaps less</span></div>
<div class="line"><a id="l01534" name="l01534"></a><span class="lineno"> 1534</span>  <span class="comment">//     surprising for a non-scalar type where there may be a performance</span></div>
<div class="line"><a id="l01535" name="l01535"></a><span class="lineno"> 1535</span>  <span class="comment">//     impact, or it might even be impossible, to pass by value.</span></div>
<div class="line"><a id="l01536" name="l01536"></a><span class="lineno"> 1536</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01537" name="l01537"></a><span class="lineno"> 1537</span>  <span class="comment">//  *  More surprisingly, `const T&amp;` is often not a const reference type.</span></div>
<div class="line"><a id="l01538" name="l01538"></a><span class="lineno"> 1538</span>  <span class="comment">//     By the reference collapsing rules in C++17 [dcl.ref]/6, if T refers to</span></div>
<div class="line"><a id="l01539" name="l01539"></a><span class="lineno"> 1539</span>  <span class="comment">//     U&amp; or U&amp;&amp; for some non-scalar type U, then InitialActionArgType&lt;T&gt; is</span></div>
<div class="line"><a id="l01540" name="l01540"></a><span class="lineno"> 1540</span>  <span class="comment">//     U&amp;. In other words, we may hand over a non-const reference.</span></div>
<div class="line"><a id="l01541" name="l01541"></a><span class="lineno"> 1541</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01542" name="l01542"></a><span class="lineno"> 1542</span>  <span class="comment">//     So for example, given some non-scalar type Obj we have the following</span></div>
<div class="line"><a id="l01543" name="l01543"></a><span class="lineno"> 1543</span>  <span class="comment">//     mappings:</span></div>
<div class="line"><a id="l01544" name="l01544"></a><span class="lineno"> 1544</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01545" name="l01545"></a><span class="lineno"> 1545</span>  <span class="comment">//            T               InitialActionArgType&lt;T&gt;</span></div>
<div class="line"><a id="l01546" name="l01546"></a><span class="lineno"> 1546</span>  <span class="comment">//         -------            -----------------------</span></div>
<div class="line"><a id="l01547" name="l01547"></a><span class="lineno"> 1547</span>  <span class="comment">//         Obj                const Obj&amp;</span></div>
<div class="line"><a id="l01548" name="l01548"></a><span class="lineno"> 1548</span>  <span class="comment">//         Obj&amp;               Obj&amp;</span></div>
<div class="line"><a id="l01549" name="l01549"></a><span class="lineno"> 1549</span>  <span class="comment">//         Obj&amp;&amp;              Obj&amp;</span></div>
<div class="line"><a id="l01550" name="l01550"></a><span class="lineno"> 1550</span>  <span class="comment">//         const Obj          const Obj&amp;</span></div>
<div class="line"><a id="l01551" name="l01551"></a><span class="lineno"> 1551</span>  <span class="comment">//         const Obj&amp;         const Obj&amp;</span></div>
<div class="line"><a id="l01552" name="l01552"></a><span class="lineno"> 1552</span>  <span class="comment">//         const Obj&amp;&amp;        const Obj&amp;</span></div>
<div class="line"><a id="l01553" name="l01553"></a><span class="lineno"> 1553</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01554" name="l01554"></a><span class="lineno"> 1554</span>  <span class="comment">//     In other words, the initial actions get a mutable view of an non-scalar</span></div>
<div class="line"><a id="l01555" name="l01555"></a><span class="lineno"> 1555</span>  <span class="comment">//     argument if and only if the mock function itself accepts a non-const</span></div>
<div class="line"><a id="l01556" name="l01556"></a><span class="lineno"> 1556</span>  <span class="comment">//     reference type. They are never given an rvalue reference to an</span></div>
<div class="line"><a id="l01557" name="l01557"></a><span class="lineno"> 1557</span>  <span class="comment">//     non-scalar type.</span></div>
<div class="line"><a id="l01558" name="l01558"></a><span class="lineno"> 1558</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01559" name="l01559"></a><span class="lineno"> 1559</span>  <span class="comment">//     This situation makes sense if you imagine use with a matcher that is</span></div>
<div class="line"><a id="l01560" name="l01560"></a><span class="lineno"> 1560</span>  <span class="comment">//     designed to write through a reference. For example, if the caller wants</span></div>
<div class="line"><a id="l01561" name="l01561"></a><span class="lineno"> 1561</span>  <span class="comment">//     to fill in a reference argument and then return a canned value:</span></div>
<div class="line"><a id="l01562" name="l01562"></a><span class="lineno"> 1562</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01563" name="l01563"></a><span class="lineno"> 1563</span>  <span class="comment">//         EXPECT_CALL(mock, Call)</span></div>
<div class="line"><a id="l01564" name="l01564"></a><span class="lineno"> 1564</span>  <span class="comment">//             .WillOnce(DoAll(SetArgReferee&lt;0&gt;(17), Return(19)));</span></div>
<div class="line"><a id="l01565" name="l01565"></a><span class="lineno"> 1565</span>  <span class="comment">//</span></div>
<div class="line"><a id="l01566" name="l01566"></a><span class="lineno"> 1566</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01567" name="l01567"></a><span class="lineno"> 1567</span>  <span class="keyword">using </span>InitialActionArgType =</div>
<div class="line"><a id="l01568" name="l01568"></a><span class="lineno"> 1568</span>      <span class="keyword">typename</span> std::conditional&lt;std::is_scalar&lt;T&gt;::value, T, <span class="keyword">const</span> T&amp;&gt;::type;</div>
<div class="line"><a id="l01569" name="l01569"></a><span class="lineno"> 1569</span> </div>
<div class="line"><a id="l01570" name="l01570"></a><span class="lineno"> 1570</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l01571" name="l01571"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4_1_1_user_constructor_tag.html"> 1571</a></span>  <span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4_1_1_user_constructor_tag.html">UserConstructorTag</a> {};</div>
<div class="line"><a id="l01572" name="l01572"></a><span class="lineno"> 1572</span> </div>
<div class="line"><a id="l01573" name="l01573"></a><span class="lineno"> 1573</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span>... U&gt;</div>
<div class="line"><a id="l01574" name="l01574"></a><span class="lineno"> 1574</span>  <span class="keyword">explicit</span> DoAllAction(<a class="code hl_struct" href="structtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4_1_1_user_constructor_tag.html">UserConstructorTag</a>, T&amp;&amp; initial_action,</div>
<div class="line"><a id="l01575" name="l01575"></a><span class="lineno"> 1575</span>                       U&amp;&amp;... other_actions)</div>
<div class="line"><a id="l01576" name="l01576"></a><span class="lineno"> 1576</span>      : Base({}, std::forward&lt;U&gt;(other_actions)...),</div>
<div class="line"><a id="l01577" name="l01577"></a><span class="lineno"> 1577</span>        initial_action_(std::forward&lt;T&gt;(initial_action)) {}</div>
<div class="line"><a id="l01578" name="l01578"></a><span class="lineno"> 1578</span> </div>
<div class="line"><a id="l01579" name="l01579"></a><span class="lineno"> 1579</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01580" name="l01580"></a><span class="lineno"> 1580</span>            <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01581" name="l01581"></a><span class="lineno"> 1581</span>                conjunction&lt;</div>
<div class="line"><a id="l01582" name="l01582"></a><span class="lineno"> 1582</span>                    <span class="comment">// Both the initial action and the rest must support</span></div>
<div class="line"><a id="l01583" name="l01583"></a><span class="lineno"> 1583</span>                    <span class="comment">// conversion to OnceAction.</span></div>
<div class="line"><a id="l01584" name="l01584"></a><span class="lineno"> 1584</span>                    std::is_convertible&lt;</div>
<div class="line"><a id="l01585" name="l01585"></a><span class="lineno"> 1585</span>                        InitialAction,</div>
<div class="line"><a id="l01586" name="l01586"></a><span class="lineno"> 1586</span>                        <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;void(InitialActionArgType&lt;Args&gt;...)&gt;&gt;,</div>
<div class="line"><a id="l01587" name="l01587"></a><span class="lineno"> 1587</span>                    std::is_convertible&lt;Base, <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt;&gt;&gt;::value,</div>
<div class="line"><a id="l01588" name="l01588"></a><span class="lineno"> 1588</span>                <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01589" name="l01589"></a><span class="lineno"> 1589</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt;() &amp;&amp; {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01590" name="l01590"></a><span class="lineno"> 1590</span>    <span class="comment">// Return an action that first calls the initial action with arguments</span></div>
<div class="line"><a id="l01591" name="l01591"></a><span class="lineno"> 1591</span>    <span class="comment">// filtered through InitialActionArgType, then forwards arguments directly</span></div>
<div class="line"><a id="l01592" name="l01592"></a><span class="lineno"> 1592</span>    <span class="comment">// to the base class to deal with the remaining actions.</span></div>
<div class="line"><a id="l01593" name="l01593"></a><span class="lineno"> 1593</span>    <span class="keyword">struct </span>OA {</div>
<div class="line"><a id="l01594" name="l01594"></a><span class="lineno"> 1594</span>      <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;void(InitialActionArgType&lt;Args&gt;...)&gt; initial_action;</div>
<div class="line"><a id="l01595" name="l01595"></a><span class="lineno"> 1595</span>      <a class="code hl_class" href="classtesting_1_1_once_action.html">OnceAction</a>&lt;R(Args...)&gt; remaining_actions;</div>
<div class="line"><a id="l01596" name="l01596"></a><span class="lineno"> 1596</span> </div>
<div class="line"><a id="l01597" name="l01597"></a><span class="lineno"> 1597</span>      R operator()(Args... args) &amp;&amp; {</div>
<div class="line"><a id="l01598" name="l01598"></a><span class="lineno"> 1598</span>        std::move(initial_action)</div>
<div class="line"><a id="l01599" name="l01599"></a><span class="lineno"> 1599</span>            .Call(<span class="keyword">static_cast&lt;</span>InitialActionArgType&lt;Args&gt;<span class="keyword">&gt;</span>(args)...);</div>
<div class="line"><a id="l01600" name="l01600"></a><span class="lineno"> 1600</span> </div>
<div class="line"><a id="l01601" name="l01601"></a><span class="lineno"> 1601</span>        <span class="keywordflow">return</span> std::move(remaining_actions).Call(std::forward&lt;Args&gt;(args)...);</div>
<div class="line"><a id="l01602" name="l01602"></a><span class="lineno"> 1602</span>      }</div>
<div class="line"><a id="l01603" name="l01603"></a><span class="lineno"> 1603</span>    };</div>
<div class="line"><a id="l01604" name="l01604"></a><span class="lineno"> 1604</span> </div>
<div class="line"><a id="l01605" name="l01605"></a><span class="lineno"> 1605</span>    <span class="keywordflow">return</span> OA{</div>
<div class="line"><a id="l01606" name="l01606"></a><span class="lineno"> 1606</span>        std::move(initial_action_),</div>
<div class="line"><a id="l01607" name="l01607"></a><span class="lineno"> 1607</span>        std::move(<span class="keyword">static_cast&lt;</span>Base&amp;<span class="keyword">&gt;</span>(*<span class="keyword">this</span>)),</div>
<div class="line"><a id="l01608" name="l01608"></a><span class="lineno"> 1608</span>    };</div>
<div class="line"><a id="l01609" name="l01609"></a><span class="lineno"> 1609</span>  }</div>
<div class="line"><a id="l01610" name="l01610"></a><span class="lineno"> 1610</span> </div>
<div class="line"><a id="l01611" name="l01611"></a><span class="lineno"> 1611</span>  <span class="keyword">template</span> &lt;</div>
<div class="line"><a id="l01612" name="l01612"></a><span class="lineno"> 1612</span>      <span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01613" name="l01613"></a><span class="lineno"> 1613</span>      <span class="keyword">typename</span> std::enable_if&lt;</div>
<div class="line"><a id="l01614" name="l01614"></a><span class="lineno"> 1614</span>          conjunction&lt;</div>
<div class="line"><a id="l01615" name="l01615"></a><span class="lineno"> 1615</span>              <span class="comment">// Both the initial action and the rest must support conversion to</span></div>
<div class="line"><a id="l01616" name="l01616"></a><span class="lineno"> 1616</span>              <span class="comment">// Action.</span></div>
<div class="line"><a id="l01617" name="l01617"></a><span class="lineno"> 1617</span>              std::is_convertible&lt;<span class="keyword">const</span> InitialAction&amp;,</div>
<div class="line"><a id="l01618" name="l01618"></a><span class="lineno"> 1618</span>                                  Action&lt;void(InitialActionArgType&lt;Args&gt;...)&gt;&gt;,</div>
<div class="line"><a id="l01619" name="l01619"></a><span class="lineno"> 1619</span>              std::is_convertible&lt;<span class="keyword">const</span> Base&amp;, Action&lt;R(Args...)&gt;&gt;&gt;::value,</div>
<div class="line"><a id="l01620" name="l01620"></a><span class="lineno"> 1620</span>          <span class="keywordtype">int</span>&gt;::type = 0&gt;</div>
<div class="line"><a id="l01621" name="l01621"></a><span class="lineno"> 1621</span>  <span class="keyword">operator</span> Action&lt;R(Args...)&gt;() <span class="keyword">const</span> {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01622" name="l01622"></a><span class="lineno"> 1622</span>    <span class="comment">// Return an action that first calls the initial action with arguments</span></div>
<div class="line"><a id="l01623" name="l01623"></a><span class="lineno"> 1623</span>    <span class="comment">// filtered through InitialActionArgType, then forwards arguments directly</span></div>
<div class="line"><a id="l01624" name="l01624"></a><span class="lineno"> 1624</span>    <span class="comment">// to the base class to deal with the remaining actions.</span></div>
<div class="line"><a id="l01625" name="l01625"></a><span class="lineno"> 1625</span>    <span class="keyword">struct </span>OA {</div>
<div class="line"><a id="l01626" name="l01626"></a><span class="lineno"> 1626</span>      Action&lt;void(InitialActionArgType&lt;Args&gt;...)&gt; initial_action;</div>
<div class="line"><a id="l01627" name="l01627"></a><span class="lineno"> 1627</span>      Action&lt;R(Args...)&gt; remaining_actions;</div>
<div class="line"><a id="l01628" name="l01628"></a><span class="lineno"> 1628</span> </div>
<div class="line"><a id="l01629" name="l01629"></a><span class="lineno"> 1629</span>      R operator()(Args... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01630" name="l01630"></a><span class="lineno"> 1630</span>        initial_action.Perform(std::forward_as_tuple(</div>
<div class="line"><a id="l01631" name="l01631"></a><span class="lineno"> 1631</span>            <span class="keyword">static_cast&lt;</span>InitialActionArgType&lt;Args&gt;<span class="keyword">&gt;</span>(args)...));</div>
<div class="line"><a id="l01632" name="l01632"></a><span class="lineno"> 1632</span> </div>
<div class="line"><a id="l01633" name="l01633"></a><span class="lineno"> 1633</span>        <span class="keywordflow">return</span> remaining_actions.Perform(</div>
<div class="line"><a id="l01634" name="l01634"></a><span class="lineno"> 1634</span>            std::forward_as_tuple(std::forward&lt;Args&gt;(args)...));</div>
<div class="line"><a id="l01635" name="l01635"></a><span class="lineno"> 1635</span>      }</div>
<div class="line"><a id="l01636" name="l01636"></a><span class="lineno"> 1636</span>    };</div>
<div class="line"><a id="l01637" name="l01637"></a><span class="lineno"> 1637</span> </div>
<div class="line"><a id="l01638" name="l01638"></a><span class="lineno"> 1638</span>    <span class="keywordflow">return</span> OA{</div>
<div class="line"><a id="l01639" name="l01639"></a><span class="lineno"> 1639</span>        initial_action_,</div>
<div class="line"><a id="l01640" name="l01640"></a><span class="lineno"> 1640</span>        <span class="keyword">static_cast&lt;</span><span class="keyword">const </span>Base&amp;<span class="keyword">&gt;</span>(*this),</div>
<div class="line"><a id="l01641" name="l01641"></a><span class="lineno"> 1641</span>    };</div>
<div class="line"><a id="l01642" name="l01642"></a><span class="lineno"> 1642</span>  }</div>
<div class="line"><a id="l01643" name="l01643"></a><span class="lineno"> 1643</span> </div>
<div class="line"><a id="l01644" name="l01644"></a><span class="lineno"> 1644</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l01645" name="l01645"></a><span class="lineno"> 1645</span>  InitialAction initial_action_;</div>
<div class="line"><a id="l01646" name="l01646"></a><span class="lineno"> 1646</span>};</div>
</div>
<div class="line"><a id="l01647" name="l01647"></a><span class="lineno"> 1647</span> </div>
<div class="line"><a id="l01648" name="l01648"></a><span class="lineno"> 1648</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span>... Params&gt;</div>
<div class="foldopen" id="foldopen01649" data-start="{" data-end="};">
<div class="line"><a id="l01649" name="l01649"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_return_new_action.html"> 1649</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_new_action.html">ReturnNewAction</a> {</div>
<div class="line"><a id="l01650" name="l01650"></a><span class="lineno"> 1650</span>  T* operator()()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01651" name="l01651"></a><span class="lineno"> 1651</span>    <span class="keywordflow">return</span> internal::Apply(</div>
<div class="line"><a id="l01652" name="l01652"></a><span class="lineno"> 1652</span>        [](<span class="keyword">const</span> Params&amp;... unpacked_params) {</div>
<div class="line"><a id="l01653" name="l01653"></a><span class="lineno"> 1653</span>          <span class="keywordflow">return</span> <span class="keyword">new</span> T(unpacked_params...);</div>
<div class="line"><a id="l01654" name="l01654"></a><span class="lineno"> 1654</span>        },</div>
<div class="line"><a id="l01655" name="l01655"></a><span class="lineno"> 1655</span>        params);</div>
<div class="line"><a id="l01656" name="l01656"></a><span class="lineno"> 1656</span>  }</div>
<div class="line"><a id="l01657" name="l01657"></a><span class="lineno"> 1657</span>  std::tuple&lt;Params...&gt; params;</div>
<div class="line"><a id="l01658" name="l01658"></a><span class="lineno"> 1658</span>};</div>
</div>
<div class="line"><a id="l01659" name="l01659"></a><span class="lineno"> 1659</span> </div>
<div class="line"><a id="l01660" name="l01660"></a><span class="lineno"> 1660</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k&gt;</div>
<div class="foldopen" id="foldopen01661" data-start="{" data-end="};">
<div class="line"><a id="l01661" name="l01661"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_return_arg_action.html"> 1661</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_arg_action.html">ReturnArgAction</a> {</div>
<div class="line"><a id="l01662" name="l01662"></a><span class="lineno"> 1662</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args,</div>
<div class="line"><a id="l01663" name="l01663"></a><span class="lineno"> 1663</span>            <span class="keyword">typename</span> = <span class="keyword">typename</span> std::enable_if&lt;(k &lt; <span class="keyword">sizeof</span>...(Args))&gt;::type&gt;</div>
<div class="line"><a id="l01664" name="l01664"></a><span class="lineno"> 1664</span>  <span class="keyword">auto</span> <span class="keyword">operator</span>()(Args&amp;&amp;... args) <span class="keyword">const</span> -&gt; <span class="keyword">decltype</span>(std::get&lt;k&gt;(</div>
<div class="line"><a id="l01665" name="l01665"></a><span class="lineno"> 1665</span>      std::forward_as_tuple(std::forward&lt;Args&gt;(args)...))) {</div>
<div class="line"><a id="l01666" name="l01666"></a><span class="lineno"> 1666</span>    <span class="keywordflow">return</span> std::get&lt;k&gt;(std::forward_as_tuple(std::forward&lt;Args&gt;(args)...));</div>
<div class="line"><a id="l01667" name="l01667"></a><span class="lineno"> 1667</span>  }</div>
<div class="line"><a id="l01668" name="l01668"></a><span class="lineno"> 1668</span>};</div>
</div>
<div class="line"><a id="l01669" name="l01669"></a><span class="lineno"> 1669</span> </div>
<div class="line"><a id="l01670" name="l01670"></a><span class="lineno"> 1670</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> Ptr&gt;</div>
<div class="foldopen" id="foldopen01671" data-start="{" data-end="};">
<div class="line"><a id="l01671" name="l01671"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_save_arg_action.html"> 1671</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_save_arg_action.html">SaveArgAction</a> {</div>
<div class="line"><a id="l01672" name="l01672"></a><span class="lineno"> 1672</span>  Ptr pointer;</div>
<div class="line"><a id="l01673" name="l01673"></a><span class="lineno"> 1673</span> </div>
<div class="line"><a id="l01674" name="l01674"></a><span class="lineno"> 1674</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01675" name="l01675"></a><span class="lineno"> 1675</span>  <span class="keywordtype">void</span> operator()(<span class="keyword">const</span> Args&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01676" name="l01676"></a><span class="lineno"> 1676</span>    *pointer = std::get&lt;k&gt;(std::tie(args...));</div>
<div class="line"><a id="l01677" name="l01677"></a><span class="lineno"> 1677</span>  }</div>
<div class="line"><a id="l01678" name="l01678"></a><span class="lineno"> 1678</span>};</div>
</div>
<div class="line"><a id="l01679" name="l01679"></a><span class="lineno"> 1679</span> </div>
<div class="line"><a id="l01680" name="l01680"></a><span class="lineno"> 1680</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> Ptr&gt;</div>
<div class="foldopen" id="foldopen01681" data-start="{" data-end="};">
<div class="line"><a id="l01681" name="l01681"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_save_arg_pointee_action.html"> 1681</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_save_arg_pointee_action.html">SaveArgPointeeAction</a> {</div>
<div class="line"><a id="l01682" name="l01682"></a><span class="lineno"> 1682</span>  Ptr pointer;</div>
<div class="line"><a id="l01683" name="l01683"></a><span class="lineno"> 1683</span> </div>
<div class="line"><a id="l01684" name="l01684"></a><span class="lineno"> 1684</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01685" name="l01685"></a><span class="lineno"> 1685</span>  <span class="keywordtype">void</span> operator()(<span class="keyword">const</span> Args&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01686" name="l01686"></a><span class="lineno"> 1686</span>    *pointer = *std::get&lt;k&gt;(std::tie(args...));</div>
<div class="line"><a id="l01687" name="l01687"></a><span class="lineno"> 1687</span>  }</div>
<div class="line"><a id="l01688" name="l01688"></a><span class="lineno"> 1688</span>};</div>
</div>
<div class="line"><a id="l01689" name="l01689"></a><span class="lineno"> 1689</span> </div>
<div class="line"><a id="l01690" name="l01690"></a><span class="lineno"> 1690</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen01691" data-start="{" data-end="};">
<div class="line"><a id="l01691" name="l01691"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_set_arg_referee_action.html"> 1691</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_arg_referee_action.html">SetArgRefereeAction</a> {</div>
<div class="line"><a id="l01692" name="l01692"></a><span class="lineno"> 1692</span>  T value;</div>
<div class="line"><a id="l01693" name="l01693"></a><span class="lineno"> 1693</span> </div>
<div class="line"><a id="l01694" name="l01694"></a><span class="lineno"> 1694</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01695" name="l01695"></a><span class="lineno"> 1695</span>  <span class="keywordtype">void</span> operator()(Args&amp;&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01696" name="l01696"></a><span class="lineno"> 1696</span>    <span class="keyword">using </span>argk_type =</div>
<div class="line"><a id="l01697" name="l01697"></a><span class="lineno"> 1697</span>        typename ::std::tuple_element&lt;k, std::tuple&lt;Args...&gt;&gt;::type;</div>
<div class="line"><a id="l01698" name="l01698"></a><span class="lineno"> 1698</span>    <span class="keyword">static_assert</span>(std::is_lvalue_reference&lt;argk_type&gt;::value,</div>
<div class="line"><a id="l01699" name="l01699"></a><span class="lineno"> 1699</span>                  <span class="stringliteral">&quot;Argument must be a reference type.&quot;</span>);</div>
<div class="line"><a id="l01700" name="l01700"></a><span class="lineno"> 1700</span>    std::get&lt;k&gt;(std::tie(args...)) = value;</div>
<div class="line"><a id="l01701" name="l01701"></a><span class="lineno"> 1701</span>  }</div>
<div class="line"><a id="l01702" name="l01702"></a><span class="lineno"> 1702</span>};</div>
</div>
<div class="line"><a id="l01703" name="l01703"></a><span class="lineno"> 1703</span> </div>
<div class="line"><a id="l01704" name="l01704"></a><span class="lineno"> 1704</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2&gt;</div>
<div class="foldopen" id="foldopen01705" data-start="{" data-end="};">
<div class="line"><a id="l01705" name="l01705"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_set_array_argument_action.html"> 1705</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_array_argument_action.html">SetArrayArgumentAction</a> {</div>
<div class="line"><a id="l01706" name="l01706"></a><span class="lineno"> 1706</span>  I1 first;</div>
<div class="line"><a id="l01707" name="l01707"></a><span class="lineno"> 1707</span>  I2 last;</div>
<div class="line"><a id="l01708" name="l01708"></a><span class="lineno"> 1708</span> </div>
<div class="line"><a id="l01709" name="l01709"></a><span class="lineno"> 1709</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01710" name="l01710"></a><span class="lineno"> 1710</span>  <span class="keywordtype">void</span> operator()(<span class="keyword">const</span> Args&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01711" name="l01711"></a><span class="lineno"> 1711</span>    <span class="keyword">auto</span> value = std::get&lt;k&gt;(std::tie(args...));</div>
<div class="line"><a id="l01712" name="l01712"></a><span class="lineno"> 1712</span>    <span class="keywordflow">for</span> (<span class="keyword">auto</span> it = first; it != last; ++it, (void)++value) {</div>
<div class="line"><a id="l01713" name="l01713"></a><span class="lineno"> 1713</span>      *value = *it;</div>
<div class="line"><a id="l01714" name="l01714"></a><span class="lineno"> 1714</span>    }</div>
<div class="line"><a id="l01715" name="l01715"></a><span class="lineno"> 1715</span>  }</div>
<div class="line"><a id="l01716" name="l01716"></a><span class="lineno"> 1716</span>};</div>
</div>
<div class="line"><a id="l01717" name="l01717"></a><span class="lineno"> 1717</span> </div>
<div class="line"><a id="l01718" name="l01718"></a><span class="lineno"> 1718</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k&gt;</div>
<div class="foldopen" id="foldopen01719" data-start="{" data-end="};">
<div class="line"><a id="l01719" name="l01719"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_delete_arg_action.html"> 1719</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_delete_arg_action.html">DeleteArgAction</a> {</div>
<div class="line"><a id="l01720" name="l01720"></a><span class="lineno"> 1720</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01721" name="l01721"></a><span class="lineno"> 1721</span>  <span class="keywordtype">void</span> operator()(<span class="keyword">const</span> Args&amp;... args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01722" name="l01722"></a><span class="lineno"> 1722</span>    <span class="keyword">delete</span> std::get&lt;k&gt;(std::tie(args...));</div>
<div class="line"><a id="l01723" name="l01723"></a><span class="lineno"> 1723</span>  }</div>
<div class="line"><a id="l01724" name="l01724"></a><span class="lineno"> 1724</span>};</div>
</div>
<div class="line"><a id="l01725" name="l01725"></a><span class="lineno"> 1725</span> </div>
<div class="line"><a id="l01726" name="l01726"></a><span class="lineno"> 1726</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ptr&gt;</div>
<div class="foldopen" id="foldopen01727" data-start="{" data-end="};">
<div class="line"><a id="l01727" name="l01727"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_return_pointee_action.html"> 1727</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_pointee_action.html">ReturnPointeeAction</a> {</div>
<div class="line"><a id="l01728" name="l01728"></a><span class="lineno"> 1728</span>  Ptr pointer;</div>
<div class="line"><a id="l01729" name="l01729"></a><span class="lineno"> 1729</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01730" name="l01730"></a><span class="lineno"> 1730</span>  <span class="keyword">auto</span> operator()(<span class="keyword">const</span> Args&amp;...) <span class="keyword">const</span> -&gt; <span class="keyword">decltype</span>(*pointer) {</div>
<div class="line"><a id="l01731" name="l01731"></a><span class="lineno"> 1731</span>    <span class="keywordflow">return</span> *pointer;</div>
<div class="line"><a id="l01732" name="l01732"></a><span class="lineno"> 1732</span>  }</div>
<div class="line"><a id="l01733" name="l01733"></a><span class="lineno"> 1733</span>};</div>
</div>
<div class="line"><a id="l01734" name="l01734"></a><span class="lineno"> 1734</span> </div>
<div class="line"><a id="l01735" name="l01735"></a><span class="lineno"> 1735</span><span class="preprocessor">#if GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l01736" name="l01736"></a><span class="lineno"> 1736</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01737" name="l01737"></a><span class="lineno"> 1737</span><span class="keyword">struct </span>ThrowAction {</div>
<div class="line"><a id="l01738" name="l01738"></a><span class="lineno"> 1738</span>  T exception;</div>
<div class="line"><a id="l01739" name="l01739"></a><span class="lineno"> 1739</span>  <span class="comment">// We use a conversion operator to adapt to any return type.</span></div>
<div class="line"><a id="l01740" name="l01740"></a><span class="lineno"> 1740</span>  <span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args&gt;</div>
<div class="line"><a id="l01741" name="l01741"></a><span class="lineno"> 1741</span>  <span class="keyword">operator</span> <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&lt;R(Args...)&gt;() <span class="keyword">const</span> {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01742" name="l01742"></a><span class="lineno"> 1742</span>    T copy = exception;</div>
<div class="line"><a id="l01743" name="l01743"></a><span class="lineno"> 1743</span>    <span class="keywordflow">return</span> [copy](Args...) -&gt; R { <span class="keywordflow">throw</span> copy; };</div>
<div class="line"><a id="l01744" name="l01744"></a><span class="lineno"> 1744</span>  }</div>
<div class="line"><a id="l01745" name="l01745"></a><span class="lineno"> 1745</span>};</div>
<div class="line"><a id="l01746" name="l01746"></a><span class="lineno"> 1746</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l01747" name="l01747"></a><span class="lineno"> 1747</span> </div>
<div class="line"><a id="l01748" name="l01748"></a><span class="lineno"> 1748</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l01749" name="l01749"></a><span class="lineno"> 1749</span> </div>
<div class="line"><a id="l01750" name="l01750"></a><span class="lineno"> 1750</span><span class="comment">// An Unused object can be implicitly constructed from ANY value.</span></div>
<div class="line"><a id="l01751" name="l01751"></a><span class="lineno"> 1751</span><span class="comment">// This is handy when defining actions that ignore some or all of the</span></div>
<div class="line"><a id="l01752" name="l01752"></a><span class="lineno"> 1752</span><span class="comment">// mock function arguments.  For example, given</span></div>
<div class="line"><a id="l01753" name="l01753"></a><span class="lineno"> 1753</span><span class="comment">//</span></div>
<div class="line"><a id="l01754" name="l01754"></a><span class="lineno"> 1754</span><span class="comment">//   MOCK_METHOD3(Foo, double(const string&amp; label, double x, double y));</span></div>
<div class="line"><a id="l01755" name="l01755"></a><span class="lineno"> 1755</span><span class="comment">//   MOCK_METHOD3(Bar, double(int index, double x, double y));</span></div>
<div class="line"><a id="l01756" name="l01756"></a><span class="lineno"> 1756</span><span class="comment">//</span></div>
<div class="line"><a id="l01757" name="l01757"></a><span class="lineno"> 1757</span><span class="comment">// instead of</span></div>
<div class="line"><a id="l01758" name="l01758"></a><span class="lineno"> 1758</span><span class="comment">//</span></div>
<div class="line"><a id="l01759" name="l01759"></a><span class="lineno"> 1759</span><span class="comment">//   double DistanceToOriginWithLabel(const string&amp; label, double x, double y) {</span></div>
<div class="line"><a id="l01760" name="l01760"></a><span class="lineno"> 1760</span><span class="comment">//     return sqrt(x*x + y*y);</span></div>
<div class="line"><a id="l01761" name="l01761"></a><span class="lineno"> 1761</span><span class="comment">//   }</span></div>
<div class="line"><a id="l01762" name="l01762"></a><span class="lineno"> 1762</span><span class="comment">//   double DistanceToOriginWithIndex(int index, double x, double y) {</span></div>
<div class="line"><a id="l01763" name="l01763"></a><span class="lineno"> 1763</span><span class="comment">//     return sqrt(x*x + y*y);</span></div>
<div class="line"><a id="l01764" name="l01764"></a><span class="lineno"> 1764</span><span class="comment">//   }</span></div>
<div class="line"><a id="l01765" name="l01765"></a><span class="lineno"> 1765</span><span class="comment">//   ...</span></div>
<div class="line"><a id="l01766" name="l01766"></a><span class="lineno"> 1766</span><span class="comment">//   EXPECT_CALL(mock, Foo(&quot;abc&quot;, _, _))</span></div>
<div class="line"><a id="l01767" name="l01767"></a><span class="lineno"> 1767</span><span class="comment">//       .WillOnce(Invoke(DistanceToOriginWithLabel));</span></div>
<div class="line"><a id="l01768" name="l01768"></a><span class="lineno"> 1768</span><span class="comment">//   EXPECT_CALL(mock, Bar(5, _, _))</span></div>
<div class="line"><a id="l01769" name="l01769"></a><span class="lineno"> 1769</span><span class="comment">//       .WillOnce(Invoke(DistanceToOriginWithIndex));</span></div>
<div class="line"><a id="l01770" name="l01770"></a><span class="lineno"> 1770</span><span class="comment">//</span></div>
<div class="line"><a id="l01771" name="l01771"></a><span class="lineno"> 1771</span><span class="comment">// you could write</span></div>
<div class="line"><a id="l01772" name="l01772"></a><span class="lineno"> 1772</span><span class="comment">//</span></div>
<div class="line"><a id="l01773" name="l01773"></a><span class="lineno"> 1773</span><span class="comment">//   // We can declare any uninteresting argument as Unused.</span></div>
<div class="line"><a id="l01774" name="l01774"></a><span class="lineno"> 1774</span><span class="comment">//   double DistanceToOrigin(Unused, double x, double y) {</span></div>
<div class="line"><a id="l01775" name="l01775"></a><span class="lineno"> 1775</span><span class="comment">//     return sqrt(x*x + y*y);</span></div>
<div class="line"><a id="l01776" name="l01776"></a><span class="lineno"> 1776</span><span class="comment">//   }</span></div>
<div class="line"><a id="l01777" name="l01777"></a><span class="lineno"> 1777</span><span class="comment">//   ...</span></div>
<div class="line"><a id="l01778" name="l01778"></a><span class="lineno"> 1778</span><span class="comment">//   EXPECT_CALL(mock, Foo(&quot;abc&quot;, _, _)).WillOnce(Invoke(DistanceToOrigin));</span></div>
<div class="line"><a id="l01779" name="l01779"></a><span class="lineno"> 1779</span><span class="comment">//   EXPECT_CALL(mock, Bar(5, _, _)).WillOnce(Invoke(DistanceToOrigin));</span></div>
<div class="line"><a id="l01780" name="l01780"></a><span class="lineno"> 1780</span><span class="keyword">typedef</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_ignored_value.html">internal::IgnoredValue</a> Unused;</div>
<div class="line"><a id="l01781" name="l01781"></a><span class="lineno"> 1781</span> </div>
<div class="line"><a id="l01782" name="l01782"></a><span class="lineno"> 1782</span><span class="comment">// Creates an action that does actions a1, a2, ..., sequentially in</span></div>
<div class="line"><a id="l01783" name="l01783"></a><span class="lineno"> 1783</span><span class="comment">// each invocation. All but the last action will have a readonly view of the</span></div>
<div class="line"><a id="l01784" name="l01784"></a><span class="lineno"> 1784</span><span class="comment">// arguments.</span></div>
<div class="line"><a id="l01785" name="l01785"></a><span class="lineno"> 1785</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span>... <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&gt;</div>
<div class="line"><a id="l01786" name="l01786"></a><span class="lineno"> 1786</span><a class="code hl_class" href="classtesting_1_1internal_1_1_do_all_action.html">internal::DoAllAction&lt;typename std::decay&lt;Action&gt;::type</a>...&gt; DoAll(</div>
<div class="line"><a id="l01787" name="l01787"></a><span class="lineno"> 1787</span>    <a class="code hl_class" href="classtesting_1_1_action.html">Action</a>&amp;&amp;... action) {</div>
<div class="line"><a id="l01788" name="l01788"></a><span class="lineno"> 1788</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_do_all_action.html">internal::DoAllAction&lt;typename std::decay&lt;Action&gt;::type</a>...&gt;(</div>
<div class="line"><a id="l01789" name="l01789"></a><span class="lineno"> 1789</span>      {}, std::forward&lt;Action&gt;(action)...);</div>
<div class="line"><a id="l01790" name="l01790"></a><span class="lineno"> 1790</span>}</div>
<div class="line"><a id="l01791" name="l01791"></a><span class="lineno"> 1791</span> </div>
<div class="line"><a id="l01792" name="l01792"></a><span class="lineno"> 1792</span><span class="comment">// WithArg&lt;k&gt;(an_action) creates an action that passes the k-th</span></div>
<div class="line"><a id="l01793" name="l01793"></a><span class="lineno"> 1793</span><span class="comment">// (0-based) argument of the mock function to an_action and performs</span></div>
<div class="line"><a id="l01794" name="l01794"></a><span class="lineno"> 1794</span><span class="comment">// it.  It adapts an action accepting one argument to one that accepts</span></div>
<div class="line"><a id="l01795" name="l01795"></a><span class="lineno"> 1795</span><span class="comment">// multiple arguments.  For convenience, we also provide</span></div>
<div class="line"><a id="l01796" name="l01796"></a><span class="lineno"> 1796</span><span class="comment">// WithArgs&lt;k&gt;(an_action) (defined below) as a synonym.</span></div>
<div class="line"><a id="l01797" name="l01797"></a><span class="lineno"> 1797</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> InnerAction&gt;</div>
<div class="line"><a id="l01798" name="l01798"></a><span class="lineno"> 1798</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_with_args_action.html">internal::WithArgsAction&lt;typename std::decay&lt;InnerAction&gt;::type</a>, k&gt; WithArg(</div>
<div class="line"><a id="l01799" name="l01799"></a><span class="lineno"> 1799</span>    InnerAction&amp;&amp; action) {</div>
<div class="line"><a id="l01800" name="l01800"></a><span class="lineno"> 1800</span>  <span class="keywordflow">return</span> {std::forward&lt;InnerAction&gt;(action)};</div>
<div class="line"><a id="l01801" name="l01801"></a><span class="lineno"> 1801</span>}</div>
<div class="line"><a id="l01802" name="l01802"></a><span class="lineno"> 1802</span> </div>
<div class="line"><a id="l01803" name="l01803"></a><span class="lineno"> 1803</span><span class="comment">// WithArgs&lt;N1, N2, ..., Nk&gt;(an_action) creates an action that passes</span></div>
<div class="line"><a id="l01804" name="l01804"></a><span class="lineno"> 1804</span><span class="comment">// the selected arguments of the mock function to an_action and</span></div>
<div class="line"><a id="l01805" name="l01805"></a><span class="lineno"> 1805</span><span class="comment">// performs it.  It serves as an adaptor between actions with</span></div>
<div class="line"><a id="l01806" name="l01806"></a><span class="lineno"> 1806</span><span class="comment">// different argument lists.</span></div>
<div class="line"><a id="l01807" name="l01807"></a><span class="lineno"> 1807</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keywordtype">size_t</span>... ks, <span class="keyword">typename</span> InnerAction&gt;</div>
<div class="line"><a id="l01808" name="l01808"></a><span class="lineno"> 1808</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_with_args_action.html">internal::WithArgsAction&lt;typename std::decay&lt;InnerAction&gt;::type</a>, k, ks...&gt;</div>
<div class="line"><a id="l01809" name="l01809"></a><span class="lineno"> 1809</span>WithArgs(InnerAction&amp;&amp; action) {</div>
<div class="line"><a id="l01810" name="l01810"></a><span class="lineno"> 1810</span>  <span class="keywordflow">return</span> {std::forward&lt;InnerAction&gt;(action)};</div>
<div class="line"><a id="l01811" name="l01811"></a><span class="lineno"> 1811</span>}</div>
<div class="line"><a id="l01812" name="l01812"></a><span class="lineno"> 1812</span> </div>
<div class="line"><a id="l01813" name="l01813"></a><span class="lineno"> 1813</span><span class="comment">// WithoutArgs(inner_action) can be used in a mock function with a</span></div>
<div class="line"><a id="l01814" name="l01814"></a><span class="lineno"> 1814</span><span class="comment">// non-empty argument list to perform inner_action, which takes no</span></div>
<div class="line"><a id="l01815" name="l01815"></a><span class="lineno"> 1815</span><span class="comment">// argument.  In other words, it adapts an action accepting no</span></div>
<div class="line"><a id="l01816" name="l01816"></a><span class="lineno"> 1816</span><span class="comment">// argument to one that accepts (and ignores) arguments.</span></div>
<div class="line"><a id="l01817" name="l01817"></a><span class="lineno"> 1817</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> InnerAction&gt;</div>
<div class="line"><a id="l01818" name="l01818"></a><span class="lineno"> 1818</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_with_args_action.html">internal::WithArgsAction&lt;typename std::decay&lt;InnerAction&gt;::type</a>&gt; WithoutArgs(</div>
<div class="line"><a id="l01819" name="l01819"></a><span class="lineno"> 1819</span>    InnerAction&amp;&amp; action) {</div>
<div class="line"><a id="l01820" name="l01820"></a><span class="lineno"> 1820</span>  <span class="keywordflow">return</span> {std::forward&lt;InnerAction&gt;(action)};</div>
<div class="line"><a id="l01821" name="l01821"></a><span class="lineno"> 1821</span>}</div>
<div class="line"><a id="l01822" name="l01822"></a><span class="lineno"> 1822</span> </div>
<div class="line"><a id="l01823" name="l01823"></a><span class="lineno"> 1823</span><span class="comment">// Creates an action that returns a value.</span></div>
<div class="line"><a id="l01824" name="l01824"></a><span class="lineno"> 1824</span><span class="comment">//</span></div>
<div class="line"><a id="l01825" name="l01825"></a><span class="lineno"> 1825</span><span class="comment">// The returned type can be used with a mock function returning a non-void,</span></div>
<div class="line"><a id="l01826" name="l01826"></a><span class="lineno"> 1826</span><span class="comment">// non-reference type U as follows:</span></div>
<div class="line"><a id="l01827" name="l01827"></a><span class="lineno"> 1827</span><span class="comment">//</span></div>
<div class="line"><a id="l01828" name="l01828"></a><span class="lineno"> 1828</span><span class="comment">//  *  If R is convertible to U and U is move-constructible, then the action can</span></div>
<div class="line"><a id="l01829" name="l01829"></a><span class="lineno"> 1829</span><span class="comment">//     be used with WillOnce.</span></div>
<div class="line"><a id="l01830" name="l01830"></a><span class="lineno"> 1830</span><span class="comment">//</span></div>
<div class="line"><a id="l01831" name="l01831"></a><span class="lineno"> 1831</span><span class="comment">//  *  If const R&amp; is convertible to U and U is copy-constructible, then the</span></div>
<div class="line"><a id="l01832" name="l01832"></a><span class="lineno"> 1832</span><span class="comment">//     action can be used with both WillOnce and WillRepeatedly.</span></div>
<div class="line"><a id="l01833" name="l01833"></a><span class="lineno"> 1833</span><span class="comment">//</span></div>
<div class="line"><a id="l01834" name="l01834"></a><span class="lineno"> 1834</span><span class="comment">// The mock expectation contains the R value from which the U return value is</span></div>
<div class="line"><a id="l01835" name="l01835"></a><span class="lineno"> 1835</span><span class="comment">// constructed (a move/copy of the argument to Return). This means that the R</span></div>
<div class="line"><a id="l01836" name="l01836"></a><span class="lineno"> 1836</span><span class="comment">// value will survive at least until the mock object&#39;s expectations are cleared</span></div>
<div class="line"><a id="l01837" name="l01837"></a><span class="lineno"> 1837</span><span class="comment">// or the mock object is destroyed, meaning that U can safely be a</span></div>
<div class="line"><a id="l01838" name="l01838"></a><span class="lineno"> 1838</span><span class="comment">// reference-like type such as std::string_view:</span></div>
<div class="line"><a id="l01839" name="l01839"></a><span class="lineno"> 1839</span><span class="comment">//</span></div>
<div class="line"><a id="l01840" name="l01840"></a><span class="lineno"> 1840</span><span class="comment">//     // The mock function returns a view of a copy of the string fed to</span></div>
<div class="line"><a id="l01841" name="l01841"></a><span class="lineno"> 1841</span><span class="comment">//     // Return. The view is valid even after the action is performed.</span></div>
<div class="line"><a id="l01842" name="l01842"></a><span class="lineno"> 1842</span><span class="comment">//     MockFunction&lt;std::string_view()&gt; mock;</span></div>
<div class="line"><a id="l01843" name="l01843"></a><span class="lineno"> 1843</span><span class="comment">//     EXPECT_CALL(mock, Call).WillOnce(Return(std::string(&quot;taco&quot;)));</span></div>
<div class="line"><a id="l01844" name="l01844"></a><span class="lineno"> 1844</span><span class="comment">//     const std::string_view result = mock.AsStdFunction()();</span></div>
<div class="line"><a id="l01845" name="l01845"></a><span class="lineno"> 1845</span><span class="comment">//     EXPECT_EQ(&quot;taco&quot;, result);</span></div>
<div class="line"><a id="l01846" name="l01846"></a><span class="lineno"> 1846</span><span class="comment">//</span></div>
<div class="line"><a id="l01847" name="l01847"></a><span class="lineno"> 1847</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R&gt;</div>
<div class="line"><a id="l01848" name="l01848"></a><span class="lineno"> 1848</span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_action.html">internal::ReturnAction&lt;R&gt;</a> Return(R value) {</div>
<div class="line"><a id="l01849" name="l01849"></a><span class="lineno"> 1849</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_action.html">internal::ReturnAction&lt;R&gt;</a>(std::move(value));</div>
<div class="line"><a id="l01850" name="l01850"></a><span class="lineno"> 1850</span>}</div>
<div class="line"><a id="l01851" name="l01851"></a><span class="lineno"> 1851</span> </div>
<div class="line"><a id="l01852" name="l01852"></a><span class="lineno"> 1852</span><span class="comment">// Creates an action that returns NULL.</span></div>
<div class="line"><a id="l01853" name="l01853"></a><span class="lineno"> 1853</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1_polymorphic_action.html">PolymorphicAction&lt;internal::ReturnNullAction&gt;</a> ReturnNull() {</div>
<div class="line"><a id="l01854" name="l01854"></a><span class="lineno"> 1854</span>  <span class="keywordflow">return</span> MakePolymorphicAction(<a class="code hl_class" href="classtesting_1_1internal_1_1_return_null_action.html">internal::ReturnNullAction</a>());</div>
<div class="line"><a id="l01855" name="l01855"></a><span class="lineno"> 1855</span>}</div>
<div class="line"><a id="l01856" name="l01856"></a><span class="lineno"> 1856</span> </div>
<div class="line"><a id="l01857" name="l01857"></a><span class="lineno"> 1857</span><span class="comment">// Creates an action that returns from a void function.</span></div>
<div class="line"><a id="l01858" name="l01858"></a><span class="lineno"> 1858</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1_polymorphic_action.html">PolymorphicAction&lt;internal::ReturnVoidAction&gt;</a> Return() {</div>
<div class="line"><a id="l01859" name="l01859"></a><span class="lineno"> 1859</span>  <span class="keywordflow">return</span> MakePolymorphicAction(<a class="code hl_class" href="classtesting_1_1internal_1_1_return_void_action.html">internal::ReturnVoidAction</a>());</div>
<div class="line"><a id="l01860" name="l01860"></a><span class="lineno"> 1860</span>}</div>
<div class="line"><a id="l01861" name="l01861"></a><span class="lineno"> 1861</span> </div>
<div class="line"><a id="l01862" name="l01862"></a><span class="lineno"> 1862</span><span class="comment">// Creates an action that returns the reference to a variable.</span></div>
<div class="line"><a id="l01863" name="l01863"></a><span class="lineno"> 1863</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R&gt;</div>
<div class="line"><a id="l01864" name="l01864"></a><span class="lineno"> 1864</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_ref_action.html">internal::ReturnRefAction&lt;R&gt;</a> ReturnRef(R&amp; x) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01865" name="l01865"></a><span class="lineno"> 1865</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_ref_action.html">internal::ReturnRefAction&lt;R&gt;</a>(x);</div>
<div class="line"><a id="l01866" name="l01866"></a><span class="lineno"> 1866</span>}</div>
<div class="line"><a id="l01867" name="l01867"></a><span class="lineno"> 1867</span> </div>
<div class="line"><a id="l01868" name="l01868"></a><span class="lineno"> 1868</span><span class="comment">// Prevent using ReturnRef on reference to temporary.</span></div>
<div class="line"><a id="l01869" name="l01869"></a><span class="lineno"> 1869</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, R* = <span class="keywordtype">nullptr</span>&gt;</div>
<div class="line"><a id="l01870" name="l01870"></a><span class="lineno"> 1870</span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_ref_action.html">internal::ReturnRefAction&lt;R&gt;</a> ReturnRef(R&amp;&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l01871" name="l01871"></a><span class="lineno"> 1871</span> </div>
<div class="line"><a id="l01872" name="l01872"></a><span class="lineno"> 1872</span><span class="comment">// Creates an action that returns the reference to a copy of the</span></div>
<div class="line"><a id="l01873" name="l01873"></a><span class="lineno"> 1873</span><span class="comment">// argument.  The copy is created when the action is constructed and</span></div>
<div class="line"><a id="l01874" name="l01874"></a><span class="lineno"> 1874</span><span class="comment">// lives as long as the action.</span></div>
<div class="line"><a id="l01875" name="l01875"></a><span class="lineno"> 1875</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R&gt;</div>
<div class="line"><a id="l01876" name="l01876"></a><span class="lineno"> 1876</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_ref_of_copy_action.html">internal::ReturnRefOfCopyAction&lt;R&gt;</a> ReturnRefOfCopy(<span class="keyword">const</span> R&amp; x) {</div>
<div class="line"><a id="l01877" name="l01877"></a><span class="lineno"> 1877</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_ref_of_copy_action.html">internal::ReturnRefOfCopyAction&lt;R&gt;</a>(x);</div>
<div class="line"><a id="l01878" name="l01878"></a><span class="lineno"> 1878</span>}</div>
<div class="line"><a id="l01879" name="l01879"></a><span class="lineno"> 1879</span> </div>
<div class="line"><a id="l01880" name="l01880"></a><span class="lineno"> 1880</span><span class="comment">// DEPRECATED: use Return(x) directly with WillOnce.</span></div>
<div class="line"><a id="l01881" name="l01881"></a><span class="lineno"> 1881</span><span class="comment">//</span></div>
<div class="line"><a id="l01882" name="l01882"></a><span class="lineno"> 1882</span><span class="comment">// Modifies the parent action (a Return() action) to perform a move of the</span></div>
<div class="line"><a id="l01883" name="l01883"></a><span class="lineno"> 1883</span><span class="comment">// argument instead of a copy.</span></div>
<div class="line"><a id="l01884" name="l01884"></a><span class="lineno"> 1884</span><span class="comment">// Return(ByMove()) actions can only be executed once and will assert this</span></div>
<div class="line"><a id="l01885" name="l01885"></a><span class="lineno"> 1885</span><span class="comment">// invariant.</span></div>
<div class="line"><a id="l01886" name="l01886"></a><span class="lineno"> 1886</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R&gt;</div>
<div class="line"><a id="l01887" name="l01887"></a><span class="lineno"> 1887</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_by_move_wrapper.html">internal::ByMoveWrapper&lt;R&gt;</a> ByMove(R x) {</div>
<div class="line"><a id="l01888" name="l01888"></a><span class="lineno"> 1888</span>  <span class="keywordflow">return</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_by_move_wrapper.html">internal::ByMoveWrapper&lt;R&gt;</a>(std::move(x));</div>
<div class="line"><a id="l01889" name="l01889"></a><span class="lineno"> 1889</span>}</div>
<div class="line"><a id="l01890" name="l01890"></a><span class="lineno"> 1890</span> </div>
<div class="line"><a id="l01891" name="l01891"></a><span class="lineno"> 1891</span><span class="comment">// Creates an action that returns an element of `vals`. Calling this action will</span></div>
<div class="line"><a id="l01892" name="l01892"></a><span class="lineno"> 1892</span><span class="comment">// repeatedly return the next value from `vals` until it reaches the end and</span></div>
<div class="line"><a id="l01893" name="l01893"></a><span class="lineno"> 1893</span><span class="comment">// will restart from the beginning.</span></div>
<div class="line"><a id="l01894" name="l01894"></a><span class="lineno"> 1894</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01895" name="l01895"></a><span class="lineno"> 1895</span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_round_robin_action.html">internal::ReturnRoundRobinAction&lt;T&gt;</a> ReturnRoundRobin(std::vector&lt;T&gt; vals) {</div>
<div class="line"><a id="l01896" name="l01896"></a><span class="lineno"> 1896</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_round_robin_action.html">internal::ReturnRoundRobinAction&lt;T&gt;</a>(std::move(vals));</div>
<div class="line"><a id="l01897" name="l01897"></a><span class="lineno"> 1897</span>}</div>
<div class="line"><a id="l01898" name="l01898"></a><span class="lineno"> 1898</span> </div>
<div class="line"><a id="l01899" name="l01899"></a><span class="lineno"> 1899</span><span class="comment">// Creates an action that returns an element of `vals`. Calling this action will</span></div>
<div class="line"><a id="l01900" name="l01900"></a><span class="lineno"> 1900</span><span class="comment">// repeatedly return the next value from `vals` until it reaches the end and</span></div>
<div class="line"><a id="l01901" name="l01901"></a><span class="lineno"> 1901</span><span class="comment">// will restart from the beginning.</span></div>
<div class="line"><a id="l01902" name="l01902"></a><span class="lineno"> 1902</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01903" name="l01903"></a><span class="lineno"> 1903</span><a class="code hl_class" href="classtesting_1_1internal_1_1_return_round_robin_action.html">internal::ReturnRoundRobinAction&lt;T&gt;</a> ReturnRoundRobin(</div>
<div class="line"><a id="l01904" name="l01904"></a><span class="lineno"> 1904</span>    std::initializer_list&lt;T&gt; vals) {</div>
<div class="line"><a id="l01905" name="l01905"></a><span class="lineno"> 1905</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_return_round_robin_action.html">internal::ReturnRoundRobinAction&lt;T&gt;</a>(std::vector&lt;T&gt;(vals));</div>
<div class="line"><a id="l01906" name="l01906"></a><span class="lineno"> 1906</span>}</div>
<div class="line"><a id="l01907" name="l01907"></a><span class="lineno"> 1907</span> </div>
<div class="line"><a id="l01908" name="l01908"></a><span class="lineno"> 1908</span><span class="comment">// Creates an action that does the default action for the give mock function.</span></div>
<div class="line"><a id="l01909" name="l01909"></a><span class="lineno"> 1909</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_do_default_action.html">internal::DoDefaultAction</a> DoDefault() {</div>
<div class="line"><a id="l01910" name="l01910"></a><span class="lineno"> 1910</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_do_default_action.html">internal::DoDefaultAction</a>();</div>
<div class="line"><a id="l01911" name="l01911"></a><span class="lineno"> 1911</span>}</div>
<div class="line"><a id="l01912" name="l01912"></a><span class="lineno"> 1912</span> </div>
<div class="line"><a id="l01913" name="l01913"></a><span class="lineno"> 1913</span><span class="comment">// Creates an action that sets the variable pointed by the N-th</span></div>
<div class="line"><a id="l01914" name="l01914"></a><span class="lineno"> 1914</span><span class="comment">// (0-based) function argument to &#39;value&#39;.</span></div>
<div class="line"><a id="l01915" name="l01915"></a><span class="lineno"> 1915</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> N, <span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01916" name="l01916"></a><span class="lineno"> 1916</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_argument_pointee_action.html">internal::SetArgumentPointeeAction&lt;N, T&gt;</a> SetArgPointee(T value) {</div>
<div class="line"><a id="l01917" name="l01917"></a><span class="lineno"> 1917</span>  <span class="keywordflow">return</span> {std::move(value)};</div>
<div class="line"><a id="l01918" name="l01918"></a><span class="lineno"> 1918</span>}</div>
<div class="line"><a id="l01919" name="l01919"></a><span class="lineno"> 1919</span> </div>
<div class="line"><a id="l01920" name="l01920"></a><span class="lineno"> 1920</span><span class="comment">// The following version is DEPRECATED.</span></div>
<div class="line"><a id="l01921" name="l01921"></a><span class="lineno"> 1921</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> N, <span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01922" name="l01922"></a><span class="lineno"> 1922</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_argument_pointee_action.html">internal::SetArgumentPointeeAction&lt;N, T&gt;</a> SetArgumentPointee(T value) {</div>
<div class="line"><a id="l01923" name="l01923"></a><span class="lineno"> 1923</span>  <span class="keywordflow">return</span> {std::move(value)};</div>
<div class="line"><a id="l01924" name="l01924"></a><span class="lineno"> 1924</span>}</div>
<div class="line"><a id="l01925" name="l01925"></a><span class="lineno"> 1925</span> </div>
<div class="line"><a id="l01926" name="l01926"></a><span class="lineno"> 1926</span><span class="comment">// Creates an action that sets a pointer referent to a given value.</span></div>
<div class="line"><a id="l01927" name="l01927"></a><span class="lineno"> 1927</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2&gt;</div>
<div class="line"><a id="l01928" name="l01928"></a><span class="lineno"> 1928</span><a class="code hl_class" href="classtesting_1_1_polymorphic_action.html">PolymorphicAction&lt;internal::AssignAction&lt;T1, T2&gt;</a>&gt; Assign(T1* ptr, T2 val) {</div>
<div class="line"><a id="l01929" name="l01929"></a><span class="lineno"> 1929</span>  <span class="keywordflow">return</span> MakePolymorphicAction(<a class="code hl_class" href="classtesting_1_1internal_1_1_assign_action.html">internal::AssignAction&lt;T1, T2&gt;</a>(ptr, val));</div>
<div class="line"><a id="l01930" name="l01930"></a><span class="lineno"> 1930</span>}</div>
<div class="line"><a id="l01931" name="l01931"></a><span class="lineno"> 1931</span> </div>
<div class="line"><a id="l01932" name="l01932"></a><span class="lineno"> 1932</span><span class="preprocessor">#if !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01933" name="l01933"></a><span class="lineno"> 1933</span> </div>
<div class="line"><a id="l01934" name="l01934"></a><span class="lineno"> 1934</span><span class="comment">// Creates an action that sets errno and returns the appropriate error.</span></div>
<div class="line"><a id="l01935" name="l01935"></a><span class="lineno"> 1935</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01936" name="l01936"></a><span class="lineno"> 1936</span><a class="code hl_class" href="classtesting_1_1_polymorphic_action.html">PolymorphicAction&lt;internal::SetErrnoAndReturnAction&lt;T&gt;</a>&gt; SetErrnoAndReturn(</div>
<div class="line"><a id="l01937" name="l01937"></a><span class="lineno"> 1937</span>    <span class="keywordtype">int</span> errval, T result) {</div>
<div class="line"><a id="l01938" name="l01938"></a><span class="lineno"> 1938</span>  <span class="keywordflow">return</span> MakePolymorphicAction(</div>
<div class="line"><a id="l01939" name="l01939"></a><span class="lineno"> 1939</span>      <a class="code hl_class" href="classtesting_1_1internal_1_1_set_errno_and_return_action.html">internal::SetErrnoAndReturnAction&lt;T&gt;</a>(errval, result));</div>
<div class="line"><a id="l01940" name="l01940"></a><span class="lineno"> 1940</span>}</div>
<div class="line"><a id="l01941" name="l01941"></a><span class="lineno"> 1941</span> </div>
<div class="line"><a id="l01942" name="l01942"></a><span class="lineno"> 1942</span><span class="preprocessor">#endif  </span><span class="comment">// !GTEST_OS_WINDOWS_MOBILE</span></div>
<div class="line"><a id="l01943" name="l01943"></a><span class="lineno"> 1943</span> </div>
<div class="line"><a id="l01944" name="l01944"></a><span class="lineno"> 1944</span><span class="comment">// Various overloads for Invoke().</span></div>
<div class="line"><a id="l01945" name="l01945"></a><span class="lineno"> 1945</span> </div>
<div class="line"><a id="l01946" name="l01946"></a><span class="lineno"> 1946</span><span class="comment">// Legacy function.</span></div>
<div class="line"><a id="l01947" name="l01947"></a><span class="lineno"> 1947</span><span class="comment">// Actions can now be implicitly constructed from callables. No need to create</span></div>
<div class="line"><a id="l01948" name="l01948"></a><span class="lineno"> 1948</span><span class="comment">// wrapper objects.</span></div>
<div class="line"><a id="l01949" name="l01949"></a><span class="lineno"> 1949</span><span class="comment">// This function exists for backwards compatibility.</span></div>
<div class="line"><a id="l01950" name="l01950"></a><span class="lineno"> 1950</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> FunctionImpl&gt;</div>
<div class="line"><a id="l01951" name="l01951"></a><span class="lineno"> 1951</span><span class="keyword">typename</span> std::decay&lt;FunctionImpl&gt;::type Invoke(FunctionImpl&amp;&amp; function_impl) {</div>
<div class="line"><a id="l01952" name="l01952"></a><span class="lineno"> 1952</span>  <span class="keywordflow">return</span> std::forward&lt;FunctionImpl&gt;(function_impl);</div>
<div class="line"><a id="l01953" name="l01953"></a><span class="lineno"> 1953</span>}</div>
<div class="line"><a id="l01954" name="l01954"></a><span class="lineno"> 1954</span> </div>
<div class="line"><a id="l01955" name="l01955"></a><span class="lineno"> 1955</span><span class="comment">// Creates an action that invokes the given method on the given object</span></div>
<div class="line"><a id="l01956" name="l01956"></a><span class="lineno"> 1956</span><span class="comment">// with the mock function&#39;s arguments.</span></div>
<div class="line"><a id="l01957" name="l01957"></a><span class="lineno"> 1957</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> Class, <span class="keyword">typename</span> MethodPtr&gt;</div>
<div class="line"><a id="l01958" name="l01958"></a><span class="lineno"> 1958</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_method_action.html">internal::InvokeMethodAction&lt;Class, MethodPtr&gt;</a> Invoke(Class* obj_ptr,</div>
<div class="line"><a id="l01959" name="l01959"></a><span class="lineno"> 1959</span>                                                      MethodPtr method_ptr) {</div>
<div class="line"><a id="l01960" name="l01960"></a><span class="lineno"> 1960</span>  <span class="keywordflow">return</span> {obj_ptr, method_ptr};</div>
<div class="line"><a id="l01961" name="l01961"></a><span class="lineno"> 1961</span>}</div>
<div class="line"><a id="l01962" name="l01962"></a><span class="lineno"> 1962</span> </div>
<div class="line"><a id="l01963" name="l01963"></a><span class="lineno"> 1963</span><span class="comment">// Creates an action that invokes &#39;function_impl&#39; with no argument.</span></div>
<div class="line"><a id="l01964" name="l01964"></a><span class="lineno"> 1964</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> FunctionImpl&gt;</div>
<div class="line"><a id="l01965" name="l01965"></a><span class="lineno"> 1965</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_without_args_action.html">internal::InvokeWithoutArgsAction&lt;typename std::decay&lt;FunctionImpl&gt;::type</a>&gt;</div>
<div class="line"><a id="l01966" name="l01966"></a><span class="lineno"> 1966</span>InvokeWithoutArgs(FunctionImpl function_impl) {</div>
<div class="line"><a id="l01967" name="l01967"></a><span class="lineno"> 1967</span>  <span class="keywordflow">return</span> {std::move(function_impl)};</div>
<div class="line"><a id="l01968" name="l01968"></a><span class="lineno"> 1968</span>}</div>
<div class="line"><a id="l01969" name="l01969"></a><span class="lineno"> 1969</span> </div>
<div class="line"><a id="l01970" name="l01970"></a><span class="lineno"> 1970</span><span class="comment">// Creates an action that invokes the given method on the given object</span></div>
<div class="line"><a id="l01971" name="l01971"></a><span class="lineno"> 1971</span><span class="comment">// with no argument.</span></div>
<div class="line"><a id="l01972" name="l01972"></a><span class="lineno"> 1972</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> Class, <span class="keyword">typename</span> MethodPtr&gt;</div>
<div class="line"><a id="l01973" name="l01973"></a><span class="lineno"> 1973</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_invoke_method_without_args_action.html">internal::InvokeMethodWithoutArgsAction&lt;Class, MethodPtr&gt;</a> InvokeWithoutArgs(</div>
<div class="line"><a id="l01974" name="l01974"></a><span class="lineno"> 1974</span>    Class* obj_ptr, MethodPtr method_ptr) {</div>
<div class="line"><a id="l01975" name="l01975"></a><span class="lineno"> 1975</span>  <span class="keywordflow">return</span> {obj_ptr, method_ptr};</div>
<div class="line"><a id="l01976" name="l01976"></a><span class="lineno"> 1976</span>}</div>
<div class="line"><a id="l01977" name="l01977"></a><span class="lineno"> 1977</span> </div>
<div class="line"><a id="l01978" name="l01978"></a><span class="lineno"> 1978</span><span class="comment">// Creates an action that performs an_action and throws away its</span></div>
<div class="line"><a id="l01979" name="l01979"></a><span class="lineno"> 1979</span><span class="comment">// result.  In other words, it changes the return type of an_action to</span></div>
<div class="line"><a id="l01980" name="l01980"></a><span class="lineno"> 1980</span><span class="comment">// void.  an_action MUST NOT return void, or the code won&#39;t compile.</span></div>
<div class="line"><a id="l01981" name="l01981"></a><span class="lineno"> 1981</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> A&gt;</div>
<div class="line"><a id="l01982" name="l01982"></a><span class="lineno"> 1982</span><span class="keyword">inline</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_ignore_result_action.html">internal::IgnoreResultAction&lt;A&gt;</a> IgnoreResult(<span class="keyword">const</span> A&amp; an_action) {</div>
<div class="line"><a id="l01983" name="l01983"></a><span class="lineno"> 1983</span>  <span class="keywordflow">return</span> <a class="code hl_class" href="classtesting_1_1internal_1_1_ignore_result_action.html">internal::IgnoreResultAction&lt;A&gt;</a>(an_action);</div>
<div class="line"><a id="l01984" name="l01984"></a><span class="lineno"> 1984</span>}</div>
<div class="line"><a id="l01985" name="l01985"></a><span class="lineno"> 1985</span> </div>
<div class="line"><a id="l01986" name="l01986"></a><span class="lineno"> 1986</span><span class="comment">// Creates a reference wrapper for the given L-value.  If necessary,</span></div>
<div class="line"><a id="l01987" name="l01987"></a><span class="lineno"> 1987</span><span class="comment">// you can explicitly specify the type of the reference.  For example,</span></div>
<div class="line"><a id="l01988" name="l01988"></a><span class="lineno"> 1988</span><span class="comment">// suppose &#39;derived&#39; is an object of type Derived, ByRef(derived)</span></div>
<div class="line"><a id="l01989" name="l01989"></a><span class="lineno"> 1989</span><span class="comment">// would wrap a Derived&amp;.  If you want to wrap a const Base&amp; instead,</span></div>
<div class="line"><a id="l01990" name="l01990"></a><span class="lineno"> 1990</span><span class="comment">// where Base is a base class of Derived, just write:</span></div>
<div class="line"><a id="l01991" name="l01991"></a><span class="lineno"> 1991</span><span class="comment">//</span></div>
<div class="line"><a id="l01992" name="l01992"></a><span class="lineno"> 1992</span><span class="comment">//   ByRef&lt;const Base&gt;(derived)</span></div>
<div class="line"><a id="l01993" name="l01993"></a><span class="lineno"> 1993</span><span class="comment">//</span></div>
<div class="line"><a id="l01994" name="l01994"></a><span class="lineno"> 1994</span><span class="comment">// N.B. ByRef is redundant with std::ref, std::cref and std::reference_wrapper.</span></div>
<div class="line"><a id="l01995" name="l01995"></a><span class="lineno"> 1995</span><span class="comment">// However, it may still be used for consistency with ByMove().</span></div>
<div class="line"><a id="l01996" name="l01996"></a><span class="lineno"> 1996</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01997" name="l01997"></a><span class="lineno"> 1997</span>inline ::std::reference_wrapper&lt;T&gt; ByRef(T&amp; l_value) {  <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l01998" name="l01998"></a><span class="lineno"> 1998</span>  return ::std::reference_wrapper&lt;T&gt;(l_value);</div>
<div class="line"><a id="l01999" name="l01999"></a><span class="lineno"> 1999</span>}</div>
<div class="line"><a id="l02000" name="l02000"></a><span class="lineno"> 2000</span> </div>
<div class="line"><a id="l02001" name="l02001"></a><span class="lineno"> 2001</span><span class="comment">// The ReturnNew&lt;T&gt;(a1, a2, ..., a_k) action returns a pointer to a new</span></div>
<div class="line"><a id="l02002" name="l02002"></a><span class="lineno"> 2002</span><span class="comment">// instance of type T, constructed on the heap with constructor arguments</span></div>
<div class="line"><a id="l02003" name="l02003"></a><span class="lineno"> 2003</span><span class="comment">// a1, a2, ..., and a_k. The caller assumes ownership of the returned value.</span></div>
<div class="line"><a id="l02004" name="l02004"></a><span class="lineno"> 2004</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span>... Params&gt;</div>
<div class="line"><a id="l02005" name="l02005"></a><span class="lineno"> 2005</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_new_action.html">internal::ReturnNewAction&lt;T, typename std::decay&lt;Params&gt;::type</a>...&gt; ReturnNew(</div>
<div class="line"><a id="l02006" name="l02006"></a><span class="lineno"> 2006</span>    Params&amp;&amp;... params) {</div>
<div class="line"><a id="l02007" name="l02007"></a><span class="lineno"> 2007</span>  <span class="keywordflow">return</span> {std::forward_as_tuple(std::forward&lt;Params&gt;(params)...)};</div>
<div class="line"><a id="l02008" name="l02008"></a><span class="lineno"> 2008</span>}</div>
<div class="line"><a id="l02009" name="l02009"></a><span class="lineno"> 2009</span> </div>
<div class="line"><a id="l02010" name="l02010"></a><span class="lineno"> 2010</span><span class="comment">// Action ReturnArg&lt;k&gt;() returns the k-th argument of the mock function.</span></div>
<div class="line"><a id="l02011" name="l02011"></a><span class="lineno"> 2011</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k&gt;</div>
<div class="line"><a id="l02012" name="l02012"></a><span class="lineno"> 2012</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_arg_action.html">internal::ReturnArgAction&lt;k&gt;</a> ReturnArg() {</div>
<div class="line"><a id="l02013" name="l02013"></a><span class="lineno"> 2013</span>  <span class="keywordflow">return</span> {};</div>
<div class="line"><a id="l02014" name="l02014"></a><span class="lineno"> 2014</span>}</div>
<div class="line"><a id="l02015" name="l02015"></a><span class="lineno"> 2015</span> </div>
<div class="line"><a id="l02016" name="l02016"></a><span class="lineno"> 2016</span><span class="comment">// Action SaveArg&lt;k&gt;(pointer) saves the k-th (0-based) argument of the</span></div>
<div class="line"><a id="l02017" name="l02017"></a><span class="lineno"> 2017</span><span class="comment">// mock function to *pointer.</span></div>
<div class="line"><a id="l02018" name="l02018"></a><span class="lineno"> 2018</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> Ptr&gt;</div>
<div class="line"><a id="l02019" name="l02019"></a><span class="lineno"> 2019</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_save_arg_action.html">internal::SaveArgAction&lt;k, Ptr&gt;</a> SaveArg(Ptr pointer) {</div>
<div class="line"><a id="l02020" name="l02020"></a><span class="lineno"> 2020</span>  <span class="keywordflow">return</span> {pointer};</div>
<div class="line"><a id="l02021" name="l02021"></a><span class="lineno"> 2021</span>}</div>
<div class="line"><a id="l02022" name="l02022"></a><span class="lineno"> 2022</span> </div>
<div class="line"><a id="l02023" name="l02023"></a><span class="lineno"> 2023</span><span class="comment">// Action SaveArgPointee&lt;k&gt;(pointer) saves the value pointed to</span></div>
<div class="line"><a id="l02024" name="l02024"></a><span class="lineno"> 2024</span><span class="comment">// by the k-th (0-based) argument of the mock function to *pointer.</span></div>
<div class="line"><a id="l02025" name="l02025"></a><span class="lineno"> 2025</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> Ptr&gt;</div>
<div class="line"><a id="l02026" name="l02026"></a><span class="lineno"> 2026</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_save_arg_pointee_action.html">internal::SaveArgPointeeAction&lt;k, Ptr&gt;</a> SaveArgPointee(Ptr pointer) {</div>
<div class="line"><a id="l02027" name="l02027"></a><span class="lineno"> 2027</span>  <span class="keywordflow">return</span> {pointer};</div>
<div class="line"><a id="l02028" name="l02028"></a><span class="lineno"> 2028</span>}</div>
<div class="line"><a id="l02029" name="l02029"></a><span class="lineno"> 2029</span> </div>
<div class="line"><a id="l02030" name="l02030"></a><span class="lineno"> 2030</span><span class="comment">// Action SetArgReferee&lt;k&gt;(value) assigns &#39;value&#39; to the variable</span></div>
<div class="line"><a id="l02031" name="l02031"></a><span class="lineno"> 2031</span><span class="comment">// referenced by the k-th (0-based) argument of the mock function.</span></div>
<div class="line"><a id="l02032" name="l02032"></a><span class="lineno"> 2032</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l02033" name="l02033"></a><span class="lineno"> 2033</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_arg_referee_action.html">internal::SetArgRefereeAction&lt;k, typename std::decay&lt;T&gt;::type</a>&gt; SetArgReferee(</div>
<div class="line"><a id="l02034" name="l02034"></a><span class="lineno"> 2034</span>    T&amp;&amp; value) {</div>
<div class="line"><a id="l02035" name="l02035"></a><span class="lineno"> 2035</span>  <span class="keywordflow">return</span> {std::forward&lt;T&gt;(value)};</div>
<div class="line"><a id="l02036" name="l02036"></a><span class="lineno"> 2036</span>}</div>
<div class="line"><a id="l02037" name="l02037"></a><span class="lineno"> 2037</span> </div>
<div class="line"><a id="l02038" name="l02038"></a><span class="lineno"> 2038</span><span class="comment">// Action SetArrayArgument&lt;k&gt;(first, last) copies the elements in</span></div>
<div class="line"><a id="l02039" name="l02039"></a><span class="lineno"> 2039</span><span class="comment">// source range [first, last) to the array pointed to by the k-th</span></div>
<div class="line"><a id="l02040" name="l02040"></a><span class="lineno"> 2040</span><span class="comment">// (0-based) argument, which can be either a pointer or an</span></div>
<div class="line"><a id="l02041" name="l02041"></a><span class="lineno"> 2041</span><span class="comment">// iterator. The action does not take ownership of the elements in the</span></div>
<div class="line"><a id="l02042" name="l02042"></a><span class="lineno"> 2042</span><span class="comment">// source range.</span></div>
<div class="line"><a id="l02043" name="l02043"></a><span class="lineno"> 2043</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k, <span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2&gt;</div>
<div class="line"><a id="l02044" name="l02044"></a><span class="lineno"> 2044</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_set_array_argument_action.html">internal::SetArrayArgumentAction&lt;k, I1, I2&gt;</a> SetArrayArgument(I1 first,</div>
<div class="line"><a id="l02045" name="l02045"></a><span class="lineno"> 2045</span>                                                             I2 last) {</div>
<div class="line"><a id="l02046" name="l02046"></a><span class="lineno"> 2046</span>  <span class="keywordflow">return</span> {first, last};</div>
<div class="line"><a id="l02047" name="l02047"></a><span class="lineno"> 2047</span>}</div>
<div class="line"><a id="l02048" name="l02048"></a><span class="lineno"> 2048</span> </div>
<div class="line"><a id="l02049" name="l02049"></a><span class="lineno"> 2049</span><span class="comment">// Action DeleteArg&lt;k&gt;() deletes the k-th (0-based) argument of the mock</span></div>
<div class="line"><a id="l02050" name="l02050"></a><span class="lineno"> 2050</span><span class="comment">// function.</span></div>
<div class="line"><a id="l02051" name="l02051"></a><span class="lineno"> 2051</span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> k&gt;</div>
<div class="line"><a id="l02052" name="l02052"></a><span class="lineno"> 2052</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_delete_arg_action.html">internal::DeleteArgAction&lt;k&gt;</a> DeleteArg() {</div>
<div class="line"><a id="l02053" name="l02053"></a><span class="lineno"> 2053</span>  <span class="keywordflow">return</span> {};</div>
<div class="line"><a id="l02054" name="l02054"></a><span class="lineno"> 2054</span>}</div>
<div class="line"><a id="l02055" name="l02055"></a><span class="lineno"> 2055</span> </div>
<div class="line"><a id="l02056" name="l02056"></a><span class="lineno"> 2056</span><span class="comment">// This action returns the value pointed to by &#39;pointer&#39;.</span></div>
<div class="line"><a id="l02057" name="l02057"></a><span class="lineno"> 2057</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ptr&gt;</div>
<div class="line"><a id="l02058" name="l02058"></a><span class="lineno"> 2058</span><a class="code hl_struct" href="structtesting_1_1internal_1_1_return_pointee_action.html">internal::ReturnPointeeAction&lt;Ptr&gt;</a> ReturnPointee(Ptr pointer) {</div>
<div class="line"><a id="l02059" name="l02059"></a><span class="lineno"> 2059</span>  <span class="keywordflow">return</span> {pointer};</div>
<div class="line"><a id="l02060" name="l02060"></a><span class="lineno"> 2060</span>}</div>
<div class="line"><a id="l02061" name="l02061"></a><span class="lineno"> 2061</span> </div>
<div class="line"><a id="l02062" name="l02062"></a><span class="lineno"> 2062</span><span class="comment">// Action Throw(exception) can be used in a mock function of any type</span></div>
<div class="line"><a id="l02063" name="l02063"></a><span class="lineno"> 2063</span><span class="comment">// to throw the given exception.  Any copyable value can be thrown.</span></div>
<div class="line"><a id="l02064" name="l02064"></a><span class="lineno"> 2064</span><span class="preprocessor">#if GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l02065" name="l02065"></a><span class="lineno"> 2065</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l02066" name="l02066"></a><span class="lineno"> 2066</span>internal::ThrowAction&lt;typename std::decay&lt;T&gt;::type&gt; Throw(T&amp;&amp; exception) {</div>
<div class="line"><a id="l02067" name="l02067"></a><span class="lineno"> 2067</span>  <span class="keywordflow">return</span> {std::forward&lt;T&gt;(exception)};</div>
<div class="line"><a id="l02068" name="l02068"></a><span class="lineno"> 2068</span>}</div>
<div class="line"><a id="l02069" name="l02069"></a><span class="lineno"> 2069</span><span class="preprocessor">#endif  </span><span class="comment">// GTEST_HAS_EXCEPTIONS</span></div>
<div class="line"><a id="l02070" name="l02070"></a><span class="lineno"> 2070</span> </div>
<div class="line"><a id="l02071" name="l02071"></a><span class="lineno"> 2071</span><span class="keyword">namespace </span>internal {</div>
<div class="line"><a id="l02072" name="l02072"></a><span class="lineno"> 2072</span> </div>
<div class="line"><a id="l02073" name="l02073"></a><span class="lineno"> 2073</span><span class="comment">// A macro from the ACTION* family (defined later in gmock-generated-actions.h)</span></div>
<div class="line"><a id="l02074" name="l02074"></a><span class="lineno"> 2074</span><span class="comment">// defines an action that can be used in a mock function.  Typically,</span></div>
<div class="line"><a id="l02075" name="l02075"></a><span class="lineno"> 2075</span><span class="comment">// these actions only care about a subset of the arguments of the mock</span></div>
<div class="line"><a id="l02076" name="l02076"></a><span class="lineno"> 2076</span><span class="comment">// function.  For example, if such an action only uses the second</span></div>
<div class="line"><a id="l02077" name="l02077"></a><span class="lineno"> 2077</span><span class="comment">// argument, it can be used in any mock function that takes &gt;= 2</span></div>
<div class="line"><a id="l02078" name="l02078"></a><span class="lineno"> 2078</span><span class="comment">// arguments where the type of the second argument is compatible.</span></div>
<div class="line"><a id="l02079" name="l02079"></a><span class="lineno"> 2079</span><span class="comment">//</span></div>
<div class="line"><a id="l02080" name="l02080"></a><span class="lineno"> 2080</span><span class="comment">// Therefore, the action implementation must be prepared to take more</span></div>
<div class="line"><a id="l02081" name="l02081"></a><span class="lineno"> 2081</span><span class="comment">// arguments than it needs.  The ExcessiveArg type is used to</span></div>
<div class="line"><a id="l02082" name="l02082"></a><span class="lineno"> 2082</span><span class="comment">// represent those excessive arguments.  In order to keep the compiler</span></div>
<div class="line"><a id="l02083" name="l02083"></a><span class="lineno"> 2083</span><span class="comment">// error messages tractable, we define it in the testing namespace</span></div>
<div class="line"><a id="l02084" name="l02084"></a><span class="lineno"> 2084</span><span class="comment">// instead of testing::internal.  However, this is an INTERNAL TYPE</span></div>
<div class="line"><a id="l02085" name="l02085"></a><span class="lineno"> 2085</span><span class="comment">// and subject to change without notice, so a user MUST NOT USE THIS</span></div>
<div class="line"><a id="l02086" name="l02086"></a><span class="lineno"> 2086</span><span class="comment">// TYPE DIRECTLY.</span></div>
<div class="line"><a id="l02087" name="l02087"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_excessive_arg.html"> 2087</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_excessive_arg.html">ExcessiveArg</a> {};</div>
<div class="line"><a id="l02088" name="l02088"></a><span class="lineno"> 2088</span> </div>
<div class="line"><a id="l02089" name="l02089"></a><span class="lineno"> 2089</span><span class="comment">// Builds an implementation of an Action&lt;&gt; for some particular signature, using</span></div>
<div class="line"><a id="l02090" name="l02090"></a><span class="lineno"> 2090</span><span class="comment">// a class defined by an ACTION* macro.</span></div>
<div class="line"><a id="l02091" name="l02091"></a><span class="lineno"> 2091</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> Impl&gt;</div>
<div class="line"><a id="l02092" name="l02092"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_action_impl.html"> 2092</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_action_impl.html">ActionImpl</a>;</div>
<div class="line"><a id="l02093" name="l02093"></a><span class="lineno"> 2093</span> </div>
<div class="line"><a id="l02094" name="l02094"></a><span class="lineno"> 2094</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Impl&gt;</div>
<div class="foldopen" id="foldopen02095" data-start="{" data-end="};">
<div class="line"><a id="l02095" name="l02095"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_impl_base.html"> 2095</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_impl_base.html">ImplBase</a> {</div>
<div class="foldopen" id="foldopen02096" data-start="{" data-end="};">
<div class="line"><a id="l02096" name="l02096"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_impl_base_1_1_holder.html"> 2096</a></span>  <span class="keyword">struct </span><a class="code hl_struct" href="structtesting_1_1internal_1_1_impl_base_1_1_holder.html">Holder</a> {</div>
<div class="line"><a id="l02097" name="l02097"></a><span class="lineno"> 2097</span>    <span class="comment">// Allows each copy of the Action&lt;&gt; to get to the Impl.</span></div>
<div class="line"><a id="l02098" name="l02098"></a><span class="lineno"> 2098</span>    <span class="keyword">explicit</span> <span class="keyword">operator</span> <span class="keyword">const</span> Impl&amp;() <span class="keyword">const</span> { <span class="keywordflow">return</span> *ptr; }</div>
<div class="line"><a id="l02099" name="l02099"></a><span class="lineno"> 2099</span>    std::shared_ptr&lt;Impl&gt; ptr;</div>
<div class="line"><a id="l02100" name="l02100"></a><span class="lineno"> 2100</span>  };</div>
</div>
<div class="line"><a id="l02101" name="l02101"></a><span class="lineno"> 2101</span>  <span class="keyword">using </span>type = <span class="keyword">typename</span> std::conditional&lt;std::is_constructible&lt;Impl&gt;::value,</div>
<div class="line"><a id="l02102" name="l02102"></a><span class="lineno"> 2102</span>                                         Impl, <a class="code hl_struct" href="structtesting_1_1internal_1_1_impl_base_1_1_holder.html">Holder</a>&gt;::type;</div>
<div class="line"><a id="l02103" name="l02103"></a><span class="lineno"> 2103</span>};</div>
</div>
<div class="line"><a id="l02104" name="l02104"></a><span class="lineno"> 2104</span> </div>
<div class="line"><a id="l02105" name="l02105"></a><span class="lineno"> 2105</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> R, <span class="keyword">typename</span>... Args, <span class="keyword">typename</span> Impl&gt;</div>
<div class="foldopen" id="foldopen02106" data-start="{" data-end="};">
<div class="line"><a id="l02106" name="l02106"></a><span class="lineno"><a class="line" href="structtesting_1_1internal_1_1_action_impl_3_01_r_07_args_8_8_8_08_00_01_impl_01_4.html"> 2106</a></span><span class="keyword">struct </span>ActionImpl&lt;R(Args...), Impl&gt; : <a class="code hl_struct" href="structtesting_1_1internal_1_1_impl_base.html">ImplBase</a>&lt;Impl&gt;::type {</div>
<div class="line"><a id="l02107" name="l02107"></a><span class="lineno"> 2107</span>  <span class="keyword">using </span>Base = <span class="keyword">typename</span> ImplBase&lt;Impl&gt;::type;</div>
<div class="line"><a id="l02108" name="l02108"></a><span class="lineno"> 2108</span>  <span class="keyword">using </span>function_type = R(Args...);</div>
<div class="line"><a id="l02109" name="l02109"></a><span class="lineno"> 2109</span>  <span class="keyword">using </span>args_type = std::tuple&lt;Args...&gt;;</div>
<div class="line"><a id="l02110" name="l02110"></a><span class="lineno"> 2110</span> </div>
<div class="line"><a id="l02111" name="l02111"></a><span class="lineno"> 2111</span>  ActionImpl() = <span class="keywordflow">default</span>;  <span class="comment">// Only defined if appropriate for Base.</span></div>
<div class="line"><a id="l02112" name="l02112"></a><span class="lineno"> 2112</span>  <span class="keyword">explicit</span> ActionImpl(std::shared_ptr&lt;Impl&gt; impl) : Base{std::move(impl)} {}</div>
<div class="line"><a id="l02113" name="l02113"></a><span class="lineno"> 2113</span> </div>
<div class="line"><a id="l02114" name="l02114"></a><span class="lineno"> 2114</span>  R operator()(Args&amp;&amp;... arg)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l02115" name="l02115"></a><span class="lineno"> 2115</span>    <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">size_t</span> kMaxArgs =</div>
<div class="line"><a id="l02116" name="l02116"></a><span class="lineno"> 2116</span>        <span class="keyword">sizeof</span>...(Args) &lt;= 10 ? <span class="keyword">sizeof</span>...(Args) : 10;</div>
<div class="line"><a id="l02117" name="l02117"></a><span class="lineno"> 2117</span>    <span class="keywordflow">return</span> Apply(MakeIndexSequence&lt;kMaxArgs&gt;{},</div>
<div class="line"><a id="l02118" name="l02118"></a><span class="lineno"> 2118</span>                 MakeIndexSequence&lt;10 - kMaxArgs&gt;{},</div>
<div class="line"><a id="l02119" name="l02119"></a><span class="lineno"> 2119</span>                 args_type{std::forward&lt;Args&gt;(arg)...});</div>
<div class="line"><a id="l02120" name="l02120"></a><span class="lineno"> 2120</span>  }</div>
<div class="line"><a id="l02121" name="l02121"></a><span class="lineno"> 2121</span> </div>
<div class="line"><a id="l02122" name="l02122"></a><span class="lineno"> 2122</span>  <span class="keyword">template</span> &lt;std::size_t... arg_id, std::size_t... excess_id&gt;</div>
<div class="line"><a id="l02123" name="l02123"></a><span class="lineno"> 2123</span>  R Apply(<a class="code hl_struct" href="structtesting_1_1internal_1_1_index_sequence.html">IndexSequence&lt;arg_id...&gt;</a>, <a class="code hl_struct" href="structtesting_1_1internal_1_1_index_sequence.html">IndexSequence&lt;excess_id...&gt;</a>,</div>
<div class="line"><a id="l02124" name="l02124"></a><span class="lineno"> 2124</span>          <span class="keyword">const</span> args_type&amp; args)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l02125" name="l02125"></a><span class="lineno"> 2125</span>    <span class="comment">// Impl need not be specific to the signature of action being implemented;</span></div>
<div class="line"><a id="l02126" name="l02126"></a><span class="lineno"> 2126</span>    <span class="comment">// only the implementing function body needs to have all of the specific</span></div>
<div class="line"><a id="l02127" name="l02127"></a><span class="lineno"> 2127</span>    <span class="comment">// types instantiated.  Up to 10 of the args that are provided by the</span></div>
<div class="line"><a id="l02128" name="l02128"></a><span class="lineno"> 2128</span>    <span class="comment">// args_type get passed, followed by a dummy of unspecified type for the</span></div>
<div class="line"><a id="l02129" name="l02129"></a><span class="lineno"> 2129</span>    <span class="comment">// remainder up to 10 explicit args.</span></div>
<div class="line"><a id="l02130" name="l02130"></a><span class="lineno"> 2130</span>    <span class="keyword">static</span> <span class="keyword">constexpr</span> <a class="code hl_struct" href="structtesting_1_1internal_1_1_excessive_arg.html">ExcessiveArg</a> kExcessArg{};</div>
<div class="line"><a id="l02131" name="l02131"></a><span class="lineno"> 2131</span>    <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keyword">const </span>Impl&amp;<span class="keyword">&gt;</span>(*this)</div>
<div class="line"><a id="l02132" name="l02132"></a><span class="lineno"> 2132</span>        .template gmock_PerformImpl&lt;</div>
<div class="line"><a id="l02133" name="l02133"></a><span class="lineno"> 2133</span>            <span class="comment">/*function_type=*/</span>function_type, <span class="comment">/*return_type=*/</span>R,</div>
<div class="line"><a id="l02134" name="l02134"></a><span class="lineno"> 2134</span>            <span class="comment">/*args_type=*/</span>args_type,</div>
<div class="line"><a id="l02135" name="l02135"></a><span class="lineno"> 2135</span>            <span class="comment">/*argN_type=*/</span></div>
<div class="line"><a id="l02136" name="l02136"></a><span class="lineno"> 2136</span>            <span class="keyword">typename</span> std::tuple_element&lt;arg_id, args_type&gt;::type...&gt;(</div>
<div class="line"><a id="l02137" name="l02137"></a><span class="lineno"> 2137</span>            <span class="comment">/*args=*/</span>args, std::get&lt;arg_id&gt;(args)...,</div>
<div class="line"><a id="l02138" name="l02138"></a><span class="lineno"> 2138</span>            ((void)excess_id, kExcessArg)...);</div>
<div class="line"><a id="l02139" name="l02139"></a><span class="lineno"> 2139</span>  }</div>
<div class="line"><a id="l02140" name="l02140"></a><span class="lineno"> 2140</span>};</div>
</div>
<div class="line"><a id="l02141" name="l02141"></a><span class="lineno"> 2141</span> </div>
<div class="line"><a id="l02142" name="l02142"></a><span class="lineno"> 2142</span><span class="comment">// Stores a default-constructed Impl as part of the Action&lt;&gt;&#39;s</span></div>
<div class="line"><a id="l02143" name="l02143"></a><span class="lineno"> 2143</span><span class="comment">// std::function&lt;&gt;. The Impl should be trivial to copy.</span></div>
<div class="line"><a id="l02144" name="l02144"></a><span class="lineno"> 2144</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> Impl&gt;</div>
<div class="line"><a id="l02145" name="l02145"></a><span class="lineno"> 2145</span><a class="code hl_class" href="classtesting_1_1_action.html">::testing::Action&lt;F&gt;</a> MakeAction() {</div>
<div class="line"><a id="l02146" name="l02146"></a><span class="lineno"> 2146</span>  return ::testing::Action&lt;F&gt;(<a class="code hl_struct" href="structtesting_1_1internal_1_1_action_impl.html">ActionImpl&lt;F, Impl&gt;</a>());</div>
<div class="line"><a id="l02147" name="l02147"></a><span class="lineno"> 2147</span>}</div>
<div class="line"><a id="l02148" name="l02148"></a><span class="lineno"> 2148</span> </div>
<div class="line"><a id="l02149" name="l02149"></a><span class="lineno"> 2149</span><span class="comment">// Stores just the one given instance of Impl.</span></div>
<div class="line"><a id="l02150" name="l02150"></a><span class="lineno"> 2150</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> F, <span class="keyword">typename</span> Impl&gt;</div>
<div class="line"><a id="l02151" name="l02151"></a><span class="lineno"> 2151</span><a class="code hl_class" href="classtesting_1_1_action.html">::testing::Action&lt;F&gt;</a> MakeAction(std::shared_ptr&lt;Impl&gt; impl) {</div>
<div class="line"><a id="l02152" name="l02152"></a><span class="lineno"> 2152</span>  return ::testing::Action&lt;F&gt;(ActionImpl&lt;F, Impl&gt;(std::move(impl)));</div>
<div class="line"><a id="l02153" name="l02153"></a><span class="lineno"> 2153</span>}</div>
<div class="line"><a id="l02154" name="l02154"></a><span class="lineno"> 2154</span> </div>
<div class="line"><a id="l02155" name="l02155"></a><span class="lineno"> 2155</span><span class="preprocessor">#define GMOCK_INTERNAL_ARG_UNUSED(i, data, el) \</span></div>
<div class="line"><a id="l02156" name="l02156"></a><span class="lineno"> 2156</span><span class="preprocessor">  , const arg##i##_type&amp; arg##i GTEST_ATTRIBUTE_UNUSED_</span></div>
<div class="line"><a id="l02157" name="l02157"></a><span class="lineno"> 2157</span><span class="preprocessor">#define GMOCK_ACTION_ARG_TYPES_AND_NAMES_UNUSED_                 \</span></div>
<div class="line"><a id="l02158" name="l02158"></a><span class="lineno"> 2158</span><span class="preprocessor">  const args_type&amp; args GTEST_ATTRIBUTE_UNUSED_ GMOCK_PP_REPEAT( \</span></div>
<div class="line"><a id="l02159" name="l02159"></a><span class="lineno"> 2159</span><span class="preprocessor">      GMOCK_INTERNAL_ARG_UNUSED, , 10)</span></div>
<div class="line"><a id="l02160" name="l02160"></a><span class="lineno"> 2160</span> </div>
<div class="line"><a id="l02161" name="l02161"></a><span class="lineno"> 2161</span><span class="preprocessor">#define GMOCK_INTERNAL_ARG(i, data, el) , const arg##i##_type&amp; arg##i</span></div>
<div class="line"><a id="l02162" name="l02162"></a><span class="lineno"> 2162</span><span class="preprocessor">#define GMOCK_ACTION_ARG_TYPES_AND_NAMES_ \</span></div>
<div class="line"><a id="l02163" name="l02163"></a><span class="lineno"> 2163</span><span class="preprocessor">  const args_type&amp; args GMOCK_PP_REPEAT(GMOCK_INTERNAL_ARG, , 10)</span></div>
<div class="line"><a id="l02164" name="l02164"></a><span class="lineno"> 2164</span> </div>
<div class="line"><a id="l02165" name="l02165"></a><span class="lineno"> 2165</span><span class="preprocessor">#define GMOCK_INTERNAL_TEMPLATE_ARG(i, data, el) , typename arg##i##_type</span></div>
<div class="line"><a id="l02166" name="l02166"></a><span class="lineno"> 2166</span><span class="preprocessor">#define GMOCK_ACTION_TEMPLATE_ARGS_NAMES_ \</span></div>
<div class="line"><a id="l02167" name="l02167"></a><span class="lineno"> 2167</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_REPEAT(GMOCK_INTERNAL_TEMPLATE_ARG, , 10))</span></div>
<div class="line"><a id="l02168" name="l02168"></a><span class="lineno"> 2168</span> </div>
<div class="line"><a id="l02169" name="l02169"></a><span class="lineno"> 2169</span><span class="preprocessor">#define GMOCK_INTERNAL_TYPENAME_PARAM(i, data, param) , typename param##_type</span></div>
<div class="line"><a id="l02170" name="l02170"></a><span class="lineno"> 2170</span><span class="preprocessor">#define GMOCK_ACTION_TYPENAME_PARAMS_(params) \</span></div>
<div class="line"><a id="l02171" name="l02171"></a><span class="lineno"> 2171</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_TYPENAME_PARAM, , params))</span></div>
<div class="line"><a id="l02172" name="l02172"></a><span class="lineno"> 2172</span> </div>
<div class="line"><a id="l02173" name="l02173"></a><span class="lineno"> 2173</span><span class="preprocessor">#define GMOCK_INTERNAL_TYPE_PARAM(i, data, param) , param##_type</span></div>
<div class="line"><a id="l02174" name="l02174"></a><span class="lineno"> 2174</span><span class="preprocessor">#define GMOCK_ACTION_TYPE_PARAMS_(params) \</span></div>
<div class="line"><a id="l02175" name="l02175"></a><span class="lineno"> 2175</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_TYPE_PARAM, , params))</span></div>
<div class="line"><a id="l02176" name="l02176"></a><span class="lineno"> 2176</span> </div>
<div class="line"><a id="l02177" name="l02177"></a><span class="lineno"> 2177</span><span class="preprocessor">#define GMOCK_INTERNAL_TYPE_GVALUE_PARAM(i, data, param) \</span></div>
<div class="line"><a id="l02178" name="l02178"></a><span class="lineno"> 2178</span><span class="preprocessor">  , param##_type gmock_p##i</span></div>
<div class="line"><a id="l02179" name="l02179"></a><span class="lineno"> 2179</span><span class="preprocessor">#define GMOCK_ACTION_TYPE_GVALUE_PARAMS_(params) \</span></div>
<div class="line"><a id="l02180" name="l02180"></a><span class="lineno"> 2180</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_TYPE_GVALUE_PARAM, , params))</span></div>
<div class="line"><a id="l02181" name="l02181"></a><span class="lineno"> 2181</span> </div>
<div class="line"><a id="l02182" name="l02182"></a><span class="lineno"> 2182</span><span class="preprocessor">#define GMOCK_INTERNAL_GVALUE_PARAM(i, data, param) \</span></div>
<div class="line"><a id="l02183" name="l02183"></a><span class="lineno"> 2183</span><span class="preprocessor">  , std::forward&lt;param##_type&gt;(gmock_p##i)</span></div>
<div class="line"><a id="l02184" name="l02184"></a><span class="lineno"> 2184</span><span class="preprocessor">#define GMOCK_ACTION_GVALUE_PARAMS_(params) \</span></div>
<div class="line"><a id="l02185" name="l02185"></a><span class="lineno"> 2185</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GVALUE_PARAM, , params))</span></div>
<div class="line"><a id="l02186" name="l02186"></a><span class="lineno"> 2186</span> </div>
<div class="line"><a id="l02187" name="l02187"></a><span class="lineno"> 2187</span><span class="preprocessor">#define GMOCK_INTERNAL_INIT_PARAM(i, data, param) \</span></div>
<div class="line"><a id="l02188" name="l02188"></a><span class="lineno"> 2188</span><span class="preprocessor">  , param(::std::forward&lt;param##_type&gt;(gmock_p##i))</span></div>
<div class="line"><a id="l02189" name="l02189"></a><span class="lineno"> 2189</span><span class="preprocessor">#define GMOCK_ACTION_INIT_PARAMS_(params) \</span></div>
<div class="line"><a id="l02190" name="l02190"></a><span class="lineno"> 2190</span><span class="preprocessor">  GMOCK_PP_TAIL(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_INIT_PARAM, , params))</span></div>
<div class="line"><a id="l02191" name="l02191"></a><span class="lineno"> 2191</span> </div>
<div class="line"><a id="l02192" name="l02192"></a><span class="lineno"> 2192</span><span class="preprocessor">#define GMOCK_INTERNAL_FIELD_PARAM(i, data, param) param##_type param;</span></div>
<div class="line"><a id="l02193" name="l02193"></a><span class="lineno"> 2193</span><span class="preprocessor">#define GMOCK_ACTION_FIELD_PARAMS_(params) \</span></div>
<div class="line"><a id="l02194" name="l02194"></a><span class="lineno"> 2194</span><span class="preprocessor">  GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_FIELD_PARAM, , params)</span></div>
<div class="line"><a id="l02195" name="l02195"></a><span class="lineno"> 2195</span> </div>
<div class="line"><a id="l02196" name="l02196"></a><span class="lineno"> 2196</span><span class="preprocessor">#define GMOCK_INTERNAL_ACTION(name, full_name, params)                         \</span></div>
<div class="line"><a id="l02197" name="l02197"></a><span class="lineno"> 2197</span><span class="preprocessor">  template &lt;GMOCK_ACTION_TYPENAME_PARAMS_(params)&gt;                             \</span></div>
<div class="line"><a id="l02198" name="l02198"></a><span class="lineno"> 2198</span><span class="preprocessor">  class full_name {                                                            \</span></div>
<div class="line"><a id="l02199" name="l02199"></a><span class="lineno"> 2199</span><span class="preprocessor">   public:                                                                     \</span></div>
<div class="line"><a id="l02200" name="l02200"></a><span class="lineno"> 2200</span><span class="preprocessor">    explicit full_name(GMOCK_ACTION_TYPE_GVALUE_PARAMS_(params))               \</span></div>
<div class="line"><a id="l02201" name="l02201"></a><span class="lineno"> 2201</span><span class="preprocessor">        : impl_(std::make_shared&lt;gmock_Impl&gt;(                                  \</span></div>
<div class="line"><a id="l02202" name="l02202"></a><span class="lineno"> 2202</span><span class="preprocessor">              GMOCK_ACTION_GVALUE_PARAMS_(params))) {}                         \</span></div>
<div class="line"><a id="l02203" name="l02203"></a><span class="lineno"> 2203</span><span class="preprocessor">    full_name(const full_name&amp;) = default;                                     \</span></div>
<div class="line"><a id="l02204" name="l02204"></a><span class="lineno"> 2204</span><span class="preprocessor">    full_name(full_name&amp;&amp;) noexcept = default;                                 \</span></div>
<div class="line"><a id="l02205" name="l02205"></a><span class="lineno"> 2205</span><span class="preprocessor">    template &lt;typename F&gt;                                                      \</span></div>
<div class="line"><a id="l02206" name="l02206"></a><span class="lineno"> 2206</span><span class="preprocessor">    operator ::testing::Action&lt;F&gt;() const {                                    \</span></div>
<div class="line"><a id="l02207" name="l02207"></a><span class="lineno"> 2207</span><span class="preprocessor">      return ::testing::internal::MakeAction&lt;F&gt;(impl_);                        \</span></div>
<div class="line"><a id="l02208" name="l02208"></a><span class="lineno"> 2208</span><span class="preprocessor">    }                                                                          \</span></div>
<div class="line"><a id="l02209" name="l02209"></a><span class="lineno"> 2209</span><span class="preprocessor">                                                                               \</span></div>
<div class="line"><a id="l02210" name="l02210"></a><span class="lineno"> 2210</span><span class="preprocessor">   private:                                                                    \</span></div>
<div class="line"><a id="l02211" name="l02211"></a><span class="lineno"> 2211</span><span class="preprocessor">    class gmock_Impl {                                                         \</span></div>
<div class="line"><a id="l02212" name="l02212"></a><span class="lineno"> 2212</span><span class="preprocessor">     public:                                                                   \</span></div>
<div class="line"><a id="l02213" name="l02213"></a><span class="lineno"> 2213</span><span class="preprocessor">      explicit gmock_Impl(GMOCK_ACTION_TYPE_GVALUE_PARAMS_(params))            \</span></div>
<div class="line"><a id="l02214" name="l02214"></a><span class="lineno"> 2214</span><span class="preprocessor">          : GMOCK_ACTION_INIT_PARAMS_(params) {}                               \</span></div>
<div class="line"><a id="l02215" name="l02215"></a><span class="lineno"> 2215</span><span class="preprocessor">      template &lt;typename function_type, typename return_type,                  \</span></div>
<div class="line"><a id="l02216" name="l02216"></a><span class="lineno"> 2216</span><span class="preprocessor">                typename args_type, GMOCK_ACTION_TEMPLATE_ARGS_NAMES_&gt;         \</span></div>
<div class="line"><a id="l02217" name="l02217"></a><span class="lineno"> 2217</span><span class="preprocessor">      return_type gmock_PerformImpl(GMOCK_ACTION_ARG_TYPES_AND_NAMES_) const;  \</span></div>
<div class="line"><a id="l02218" name="l02218"></a><span class="lineno"> 2218</span><span class="preprocessor">      GMOCK_ACTION_FIELD_PARAMS_(params)                                       \</span></div>
<div class="line"><a id="l02219" name="l02219"></a><span class="lineno"> 2219</span><span class="preprocessor">    };                                                                         \</span></div>
<div class="line"><a id="l02220" name="l02220"></a><span class="lineno"> 2220</span><span class="preprocessor">    std::shared_ptr&lt;const gmock_Impl&gt; impl_;                                   \</span></div>
<div class="line"><a id="l02221" name="l02221"></a><span class="lineno"> 2221</span><span class="preprocessor">  };                                                                           \</span></div>
<div class="line"><a id="l02222" name="l02222"></a><span class="lineno"> 2222</span><span class="preprocessor">  template &lt;GMOCK_ACTION_TYPENAME_PARAMS_(params)&gt;                             \</span></div>
<div class="line"><a id="l02223" name="l02223"></a><span class="lineno"> 2223</span><span class="preprocessor">  inline full_name&lt;GMOCK_ACTION_TYPE_PARAMS_(params)&gt; name(                    \</span></div>
<div class="line"><a id="l02224" name="l02224"></a><span class="lineno"> 2224</span><span class="preprocessor">      GMOCK_ACTION_TYPE_GVALUE_PARAMS_(params)) GTEST_MUST_USE_RESULT_;        \</span></div>
<div class="line"><a id="l02225" name="l02225"></a><span class="lineno"> 2225</span><span class="preprocessor">  template &lt;GMOCK_ACTION_TYPENAME_PARAMS_(params)&gt;                             \</span></div>
<div class="line"><a id="l02226" name="l02226"></a><span class="lineno"> 2226</span><span class="preprocessor">  inline full_name&lt;GMOCK_ACTION_TYPE_PARAMS_(params)&gt; name(                    \</span></div>
<div class="line"><a id="l02227" name="l02227"></a><span class="lineno"> 2227</span><span class="preprocessor">      GMOCK_ACTION_TYPE_GVALUE_PARAMS_(params)) {                              \</span></div>
<div class="line"><a id="l02228" name="l02228"></a><span class="lineno"> 2228</span><span class="preprocessor">    return full_name&lt;GMOCK_ACTION_TYPE_PARAMS_(params)&gt;(                       \</span></div>
<div class="line"><a id="l02229" name="l02229"></a><span class="lineno"> 2229</span><span class="preprocessor">        GMOCK_ACTION_GVALUE_PARAMS_(params));                                  \</span></div>
<div class="line"><a id="l02230" name="l02230"></a><span class="lineno"> 2230</span><span class="preprocessor">  }                                                                            \</span></div>
<div class="line"><a id="l02231" name="l02231"></a><span class="lineno"> 2231</span><span class="preprocessor">  template &lt;GMOCK_ACTION_TYPENAME_PARAMS_(params)&gt;                             \</span></div>
<div class="line"><a id="l02232" name="l02232"></a><span class="lineno"> 2232</span><span class="preprocessor">  template &lt;typename function_type, typename return_type, typename args_type,  \</span></div>
<div class="line"><a id="l02233" name="l02233"></a><span class="lineno"> 2233</span><span class="preprocessor">            GMOCK_ACTION_TEMPLATE_ARGS_NAMES_&gt;                                 \</span></div>
<div class="line"><a id="l02234" name="l02234"></a><span class="lineno"> 2234</span><span class="preprocessor">  return_type                                                                  \</span></div>
<div class="line"><a id="l02235" name="l02235"></a><span class="lineno"> 2235</span><span class="preprocessor">  full_name&lt;GMOCK_ACTION_TYPE_PARAMS_(params)&gt;::gmock_Impl::gmock_PerformImpl( \</span></div>
<div class="line"><a id="l02236" name="l02236"></a><span class="lineno"> 2236</span><span class="preprocessor">      GMOCK_ACTION_ARG_TYPES_AND_NAMES_UNUSED_) const</span></div>
<div class="line"><a id="l02237" name="l02237"></a><span class="lineno"> 2237</span> </div>
<div class="line"><a id="l02238" name="l02238"></a><span class="lineno"> 2238</span>}  <span class="comment">// namespace internal</span></div>
<div class="line"><a id="l02239" name="l02239"></a><span class="lineno"> 2239</span> </div>
<div class="line"><a id="l02240" name="l02240"></a><span class="lineno"> 2240</span><span class="comment">// Similar to GMOCK_INTERNAL_ACTION, but no bound parameters are stored.</span></div>
<div class="line"><a id="l02241" name="l02241"></a><span class="lineno"> 2241</span><span class="preprocessor">#define ACTION(name)                                                          \</span></div>
<div class="line"><a id="l02242" name="l02242"></a><span class="lineno"> 2242</span><span class="preprocessor">  class name##Action {                                                        \</span></div>
<div class="line"><a id="l02243" name="l02243"></a><span class="lineno"> 2243</span><span class="preprocessor">   public:                                                                    \</span></div>
<div class="line"><a id="l02244" name="l02244"></a><span class="lineno"> 2244</span><span class="preprocessor">    explicit name##Action() noexcept {}                                       \</span></div>
<div class="line"><a id="l02245" name="l02245"></a><span class="lineno"> 2245</span><span class="preprocessor">    name##Action(const name##Action&amp;) noexcept {}                             \</span></div>
<div class="line"><a id="l02246" name="l02246"></a><span class="lineno"> 2246</span><span class="preprocessor">    template &lt;typename F&gt;                                                     \</span></div>
<div class="line"><a id="l02247" name="l02247"></a><span class="lineno"> 2247</span><span class="preprocessor">    operator ::testing::Action&lt;F&gt;() const {                                   \</span></div>
<div class="line"><a id="l02248" name="l02248"></a><span class="lineno"> 2248</span><span class="preprocessor">      return ::testing::internal::MakeAction&lt;F, gmock_Impl&gt;();                \</span></div>
<div class="line"><a id="l02249" name="l02249"></a><span class="lineno"> 2249</span><span class="preprocessor">    }                                                                         \</span></div>
<div class="line"><a id="l02250" name="l02250"></a><span class="lineno"> 2250</span><span class="preprocessor">                                                                              \</span></div>
<div class="line"><a id="l02251" name="l02251"></a><span class="lineno"> 2251</span><span class="preprocessor">   private:                                                                   \</span></div>
<div class="line"><a id="l02252" name="l02252"></a><span class="lineno"> 2252</span><span class="preprocessor">    class gmock_Impl {                                                        \</span></div>
<div class="line"><a id="l02253" name="l02253"></a><span class="lineno"> 2253</span><span class="preprocessor">     public:                                                                  \</span></div>
<div class="line"><a id="l02254" name="l02254"></a><span class="lineno"> 2254</span><span class="preprocessor">      template &lt;typename function_type, typename return_type,                 \</span></div>
<div class="line"><a id="l02255" name="l02255"></a><span class="lineno"> 2255</span><span class="preprocessor">                typename args_type, GMOCK_ACTION_TEMPLATE_ARGS_NAMES_&gt;        \</span></div>
<div class="line"><a id="l02256" name="l02256"></a><span class="lineno"> 2256</span><span class="preprocessor">      return_type gmock_PerformImpl(GMOCK_ACTION_ARG_TYPES_AND_NAMES_) const; \</span></div>
<div class="line"><a id="l02257" name="l02257"></a><span class="lineno"> 2257</span><span class="preprocessor">    };                                                                        \</span></div>
<div class="line"><a id="l02258" name="l02258"></a><span class="lineno"> 2258</span><span class="preprocessor">  };                                                                          \</span></div>
<div class="line"><a id="l02259" name="l02259"></a><span class="lineno"> 2259</span><span class="preprocessor">  inline name##Action name() GTEST_MUST_USE_RESULT_;                          \</span></div>
<div class="line"><a id="l02260" name="l02260"></a><span class="lineno"> 2260</span><span class="preprocessor">  inline name##Action name() { return name##Action(); }                       \</span></div>
<div class="line"><a id="l02261" name="l02261"></a><span class="lineno"> 2261</span><span class="preprocessor">  template &lt;typename function_type, typename return_type, typename args_type, \</span></div>
<div class="line"><a id="l02262" name="l02262"></a><span class="lineno"> 2262</span><span class="preprocessor">            GMOCK_ACTION_TEMPLATE_ARGS_NAMES_&gt;                                \</span></div>
<div class="line"><a id="l02263" name="l02263"></a><span class="lineno"> 2263</span><span class="preprocessor">  return_type name##Action::gmock_Impl::gmock_PerformImpl(                    \</span></div>
<div class="line"><a id="l02264" name="l02264"></a><span class="lineno"> 2264</span><span class="preprocessor">      GMOCK_ACTION_ARG_TYPES_AND_NAMES_UNUSED_) const</span></div>
<div class="line"><a id="l02265" name="l02265"></a><span class="lineno"> 2265</span> </div>
<div class="line"><a id="l02266" name="l02266"></a><span class="lineno"> 2266</span><span class="preprocessor">#define ACTION_P(name, ...) \</span></div>
<div class="line"><a id="l02267" name="l02267"></a><span class="lineno"> 2267</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02268" name="l02268"></a><span class="lineno"> 2268</span> </div>
<div class="line"><a id="l02269" name="l02269"></a><span class="lineno"> 2269</span><span class="preprocessor">#define ACTION_P2(name, ...) \</span></div>
<div class="line"><a id="l02270" name="l02270"></a><span class="lineno"> 2270</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP2, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02271" name="l02271"></a><span class="lineno"> 2271</span> </div>
<div class="line"><a id="l02272" name="l02272"></a><span class="lineno"> 2272</span><span class="preprocessor">#define ACTION_P3(name, ...) \</span></div>
<div class="line"><a id="l02273" name="l02273"></a><span class="lineno"> 2273</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP3, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02274" name="l02274"></a><span class="lineno"> 2274</span> </div>
<div class="line"><a id="l02275" name="l02275"></a><span class="lineno"> 2275</span><span class="preprocessor">#define ACTION_P4(name, ...) \</span></div>
<div class="line"><a id="l02276" name="l02276"></a><span class="lineno"> 2276</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP4, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02277" name="l02277"></a><span class="lineno"> 2277</span> </div>
<div class="line"><a id="l02278" name="l02278"></a><span class="lineno"> 2278</span><span class="preprocessor">#define ACTION_P5(name, ...) \</span></div>
<div class="line"><a id="l02279" name="l02279"></a><span class="lineno"> 2279</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP5, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02280" name="l02280"></a><span class="lineno"> 2280</span> </div>
<div class="line"><a id="l02281" name="l02281"></a><span class="lineno"> 2281</span><span class="preprocessor">#define ACTION_P6(name, ...) \</span></div>
<div class="line"><a id="l02282" name="l02282"></a><span class="lineno"> 2282</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP6, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02283" name="l02283"></a><span class="lineno"> 2283</span> </div>
<div class="line"><a id="l02284" name="l02284"></a><span class="lineno"> 2284</span><span class="preprocessor">#define ACTION_P7(name, ...) \</span></div>
<div class="line"><a id="l02285" name="l02285"></a><span class="lineno"> 2285</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP7, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02286" name="l02286"></a><span class="lineno"> 2286</span> </div>
<div class="line"><a id="l02287" name="l02287"></a><span class="lineno"> 2287</span><span class="preprocessor">#define ACTION_P8(name, ...) \</span></div>
<div class="line"><a id="l02288" name="l02288"></a><span class="lineno"> 2288</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP8, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02289" name="l02289"></a><span class="lineno"> 2289</span> </div>
<div class="line"><a id="l02290" name="l02290"></a><span class="lineno"> 2290</span><span class="preprocessor">#define ACTION_P9(name, ...) \</span></div>
<div class="line"><a id="l02291" name="l02291"></a><span class="lineno"> 2291</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP9, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02292" name="l02292"></a><span class="lineno"> 2292</span> </div>
<div class="line"><a id="l02293" name="l02293"></a><span class="lineno"> 2293</span><span class="preprocessor">#define ACTION_P10(name, ...) \</span></div>
<div class="line"><a id="l02294" name="l02294"></a><span class="lineno"> 2294</span><span class="preprocessor">  GMOCK_INTERNAL_ACTION(name, name##ActionP10, (__VA_ARGS__))</span></div>
<div class="line"><a id="l02295" name="l02295"></a><span class="lineno"> 2295</span> </div>
<div class="line"><a id="l02296" name="l02296"></a><span class="lineno"> 2296</span>}  <span class="comment">// namespace testing</span></div>
<div class="line"><a id="l02297" name="l02297"></a><span class="lineno"> 2297</span> </div>
<div class="line"><a id="l02298" name="l02298"></a><span class="lineno"> 2298</span><span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a id="l02299" name="l02299"></a><span class="lineno"> 2299</span><span class="preprocessor">#pragma warning(pop)</span></div>
<div class="line"><a id="l02300" name="l02300"></a><span class="lineno"> 2300</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l02301" name="l02301"></a><span class="lineno"> 2301</span> </div>
<div class="line"><a id="l02302" name="l02302"></a><span class="lineno"> 2302</span><span class="preprocessor">#endif  </span><span class="comment">// GOOGLEMOCK_INCLUDE_GMOCK_GMOCK_ACTIONS_H_</span></div>
<div class="ttc" id="aclasstesting_1_1_action_html"><div class="ttname"><a href="classtesting_1_1_action.html">testing::Action</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:720</div></div>
<div class="ttc" id="aclasstesting_1_1_action_interface_html"><div class="ttname"><a href="classtesting_1_1_action_interface.html">testing::ActionInterface</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:700</div></div>
<div class="ttc" id="aclasstesting_1_1_built_in_default_value_html"><div class="ttname"><a href="classtesting_1_1_built_in_default_value.html">testing::BuiltInDefaultValue</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:195</div></div>
<div class="ttc" id="aclasstesting_1_1_default_value_html"><div class="ttname"><a href="classtesting_1_1_default_value.html">testing::DefaultValue</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:573</div></div>
<div class="ttc" id="aclasstesting_1_1_once_action_html"><div class="ttname"><a href="classtesting_1_1_once_action.html">testing::OnceAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:382</div></div>
<div class="ttc" id="aclasstesting_1_1_polymorphic_action_html"><div class="ttname"><a href="classtesting_1_1_polymorphic_action.html">testing::PolymorphicAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:864</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_assign_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_assign_action.html">testing::internal::AssignAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1265</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_built_in_default_value_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_built_in_default_value.html">testing::internal::BuiltInDefaultValue</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:195</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_do_all_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_do_all_action.html">testing::internal::DoAllAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1474</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_do_default_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_do_default_action.html">testing::internal::DoDefaultAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1252</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_ignore_result_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_ignore_result_action.html">testing::internal::IgnoreResultAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1359</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_ignored_value_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_ignored_value.html">testing::internal::IgnoredValue</a></div><div class="ttdef"><b>Definition</b> gtest-internal.h:126</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_action.html">testing::internal::ReturnAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:924</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_null_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_null_action.html">testing::internal::ReturnNullAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1117</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_ref_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_ref_action.html">testing::internal::ReturnRefAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1142</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_ref_of_copy_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_ref_of_copy_action.html">testing::internal::ReturnRefOfCopyAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1183</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_round_robin_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_round_robin_action.html">testing::internal::ReturnRoundRobinAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1224</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_return_void_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_return_void_action.html">testing::internal::ReturnVoidAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1129</div></div>
<div class="ttc" id="aclasstesting_1_1internal_1_1_set_errno_and_return_action_html"><div class="ttname"><a href="classtesting_1_1internal_1_1_set_errno_and_return_action.html">testing::internal::SetErrnoAndReturnAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1284</div></div>
<div class="ttc" id="astructtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4_1_1_std_function_adaptor_1_1_callable_tag_html"><div class="ttname"><a href="structtesting_1_1_once_action_3_01_result_07_args_8_8_8_08_4_1_1_std_function_adaptor_1_1_callable_tag.html">testing::OnceAction&lt; Result(Args...)&gt;::StdFunctionAdaptor::CallableTag</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:509</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_action_impl_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_action_impl.html">testing::internal::ActionImpl</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:2092</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_built_in_default_value_getter_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_built_in_default_value_getter.html">testing::internal::BuiltInDefaultValueGetter</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:173</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_by_move_wrapper_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_by_move_wrapper.html">testing::internal::ByMoveWrapper</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:917</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_delete_arg_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_delete_arg_action.html">testing::internal::DeleteArgAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1719</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4_1_1_user_constructor_tag_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_do_all_action_3_01_final_action_01_4_1_1_user_constructor_tag.html">testing::internal::DoAllAction&lt; FinalAction &gt;::UserConstructorTag</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1480</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4_1_1_user_constructor_tag_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_do_all_action_3_01_initial_action_00_01_other_actions_8_8_8_01_4_1_1_user_constructor_tag.html">testing::internal::DoAllAction&lt; InitialAction, OtherActions... &gt;::UserConstructorTag</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1571</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_excessive_arg_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_excessive_arg.html">testing::internal::ExcessiveArg</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:2087</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_function_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_function.html">testing::internal::Function</a></div><div class="ttdef"><b>Definition</b> gmock-internal-utils.h:439</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_impl_base_1_1_holder_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_impl_base_1_1_holder.html">testing::internal::ImplBase::Holder</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:2096</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_impl_base_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_impl_base.html">testing::internal::ImplBase</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:2095</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_index_sequence_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_index_sequence.html">testing::internal::IndexSequence</a></div><div class="ttdef"><b>Definition</b> gtest-internal.h:1159</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_invoke_method_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_invoke_method_action.html">testing::internal::InvokeMethodAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1315</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_invoke_method_without_args_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_invoke_method_without_args_action.html">testing::internal::InvokeMethodWithoutArgsAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1344</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_invoke_without_args_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_invoke_without_args_action.html">testing::internal::InvokeWithoutArgsAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1331</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_return_arg_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_return_arg_action.html">testing::internal::ReturnArgAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1661</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_return_new_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_return_new_action.html">testing::internal::ReturnNewAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1649</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_return_pointee_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_return_pointee_action.html">testing::internal::ReturnPointeeAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1727</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_save_arg_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_save_arg_action.html">testing::internal::SaveArgAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1671</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_save_arg_pointee_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_save_arg_pointee_action.html">testing::internal::SaveArgPointeeAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1681</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_set_arg_referee_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_set_arg_referee_action.html">testing::internal::SetArgRefereeAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1691</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_set_argument_pointee_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_set_argument_pointee_action.html">testing::internal::SetArgumentPointeeAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1304</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_set_array_argument_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_set_array_argument_action.html">testing::internal::SetArrayArgumentAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1705</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1_with_args_action_html"><div class="ttname"><a href="structtesting_1_1internal_1_1_with_args_action.html">testing::internal::WithArgsAction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:1408</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1conjunction_html"><div class="ttname"><a href="structtesting_1_1internal_1_1conjunction.html">testing::internal::conjunction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:275</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1disjunction_html"><div class="ttname"><a href="structtesting_1_1internal_1_1disjunction.html">testing::internal::disjunction</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:288</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1is__callable__r__impl_html"><div class="ttname"><a href="structtesting_1_1internal_1_1is__callable__r__impl.html">testing::internal::is_callable_r_impl</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:355</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1is__implicitly__convertible_html"><div class="ttname"><a href="structtesting_1_1internal_1_1is__implicitly__convertible.html">testing::internal::is_implicitly_convertible</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:324</div></div>
<div class="ttc" id="astructtesting_1_1internal_1_1negation_html"><div class="ttname"><a href="structtesting_1_1internal_1_1negation.html">testing::internal::negation</a></div><div class="ttdef"><b>Definition</b> gmock-actions.h:271</div></div>
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